Dr. Rebecca Brachman tells us about her groundbreaking work in the neuroscience of resilience and how certain chemical compounds may be able to help prevent illnesses like depression or PTSD. This episode features comedians Wyatt Cenac, Maeve Higgins, and Negin Farsad. Hosted by Chris Duffy. Produced by Pretty Good Friends. NOTE: This is our last episode in the season.

NASA business expert Jennifer Lopez works with the International Space Station. Comedians Jo Firestone, Bowen Yang, and Josh Sharp get to the bottom of why her work matters, what's happening in space, and who's the best J.Lo. This episode was recorded in front of a live audience at National Geographic in Washington, DC. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Bianca Jones Marlin is a Columbia neuroscientist who studies maternal bonding and how trauma in parents affects the brains of future offspring. She teaches comedians Josh Gondelman, Ashley Brooke Roberts, and Dylan Marron about what you get from your parents and why. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Jess Phoenix studies volcanoes all over the world. She also runs a nonprofit and was a candidate for Congress. In this episode, she explains magma, lava, and all her other hot facts to panelists Aparna Nancherla, Max Silvestri, and Caitlin Durante. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Robin Nagle is the anthropologist-in-residence for New York City's Department of Sanitation and a professor at NYU. She walks us through the crucial and often overlooked role sanitation workers play in the city and talks trash with comedians Maeve Higgins, Gary Richardson, and Dylan Marron. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Brooke Flammang studies sharks and the fish that stick onto them. She discovered a previously undiscovered muscle in shark tails, builds autonomous underwater robots, and fires off lasers in her lab. She's incredible. Comedians Dillon Stevenson, Maeve Higgins, and Emmy Blotnick learn all about her work. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Helen Fisher, Biological Anthropologist, is a Senior Research Fellow at The Kinsey Institute, a member of the Center for Human Evolutionary Studies at Rutgers, and the Chief Scientific Advisor to the Internet dating site Match.com. Comedians Bowen Yang, Michelle Buteau, and Matt Koff learn about her research on why humans love, marry, cheat, and more. Hosted by Chris Duffy. Produced by Pretty Good Friends.

MIT's Dr. Rosalind "Roz" Picard helped invent the field of wearable computers. Now she's working on getting them to understand our emotions. Comedians Ken Reid, Josh Sharp, and Fareeha Khan learn about her research and get into their feelings in this special Cambridge Science Festival taping. Hosted by Chris Duffy. Produced by Pretty Good Friends. Made possible by generous funding from MIT's De Florez Fund for Humor.

Lauren Nolfo-Clements studies invasive species. In particular, she's an expert on nutria, giant swamp rodents. Host Chris Duffy and comedians Josh Sharp, Ken Reid, and Caitlin Durante learn about these rodents of unusual size and the science of introduced species. Recorded live at Suffolk University's Modern Theatre as part of the Cambridge Science Festival. Made possible with generous funding from MIT's DeFlorez Fund for Humor. Produced by Pretty Good Friends.

Dr. Christine McCarthy is an "ice squeezer" at Columbia University's Lamont-Doherty Earth Observatory. She studies space ice on moons and other planets and glaciers here on Earth. In this episode, she tells comedians Gary Richardson (SNL), Ashley Brooke Roberts (NatGeo), and Nadia Pinder about her research and findings. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Anand Varma is a National Geographic Photographer and biologist who uses pioneering techniques to capture images of everything from parasites that control the mind of an insect to hummingbirds to bees licking each other. He explains his work to comedians Jo Firestone, Scott Adsit, and Kasha Patel. Hosted by Chris Duffy. Produced by Pretty Good Friends. This episode was recorded in front of a live audience at National Geographic in DC.

Dr. Jennifer Basil studies memory and navigation across a variety of animals. But her main study subject is the Chambered Nautilus, a beautiful and mysterious creature of the deep. Listen as comedians Jo Firestone, Zhubin Parang, and Shalewa Sharpe discover what a nautilus is, why it matters, and why it's really pretty gross to eat a lobster. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Christine Austin uses teeth to study childhood development, exposure to chemicals, and stress. She teaches comedians Todd Barry, Michelle Buteau, and Negin Farsad about the secret rings hidden in our molars, why you don't want to inhale tooth dust, and how tooth analysis might hold the answers to some of our most frustratingly persistent diseases. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Alicia Perez-Porro is an expert on sea sponges. Are they the oldest living creatures? Are they constantly filtering our oceans? Should you use them to clean yourself in the shower? Comedians Josh Gondelman, Maeve Higgins, and Gary Richardson find out those answers and more. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Tal Rabin is the head of the Cryptography Research Group at the IBM T.J. Watson Research Center. She's an expert on secure cryptographic algorithms. In this episode, she teaches comedians John Hodgman, Josh Sharp, and Shalewa Sharpe about how cryptography works, what a bitcoin really is, and the best recipe for tiramisu. Hosted and created by Chris Duffy. Produced by Pretty Good Friends.

Astrophysicist Jackie Faherty studies the celestial bodies known as Brown Dwarfs. Our panelists Aparna Nancherla, Ashley Brooke Roberts, and Zhubin Parang discover what a brown dwarf is, how clouds are being detected in space, and what Jackie wants every baby to be named. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Danielle Lee got into science hoping to study something sexy, but ended up studying rats. She tells comedians Aparna Nancherla, Maeve Higgins, and Baratunde Thurston about her journey and the incredible things she's learned about rodents. Hosted by Chris Duffy. Produced by Pretty Good Friends.This episode was recorded at National Geographic in DC as part of the Bentzen Ball.

NYU's Dr. Shara Bailey studies what human teeth can tell us about our past. How does the shape of your molar reveal your family history? And what is the tooth-based link between North America and East Asia? Shara tells comedians Jo Firestone, Charlie Hankin, and Shalewa Sharpe all that and more. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Live from Second City in Toronto, Dr. Suzanne MacDonald tells us what it's like to be the world's leading expert on raccoon intelligence. Can you build a raccoon-proof trash can? Why does one man have fifty raccoons in his backyard? And how can they affect a gubernatorial race? This show features panelists Sasheer Zamata, Todd Barry, and Courtney Gilmour. Hosted by Chris Duffy. Recorded at the 2017 Just For Laughs Comedy Festival in Toronto. Produced by Pretty Good Friends.

Dr. Cora MacBeth studies green chemistry at Emory University. She teaches comedians Chuck Bryant (from Stuff You Should Know), Josh Sharp, and Shalewa Sharpe about how to manufacture chemicals without destroying the planet and why you've got brown bottles under your sink. Recorded in front of a live audience at the Atlanta Science Festival. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Recorded live at the Maine Science Festival, Dr. Kristy Townsend is a neurobiologist who studies the effects of diet on the brain. She teaches Roy Wood Jr, Michelle Buteau, and Charlie Hankin about brown fat, how the brain coordinates energy balance, and why she hates cleanses. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Sara Ruane tells us all about the new species she discovered, the Ghost Snake, and what life is like as a snake scientist. Should you suck the venom out of a snakebite? Should you ride in a car with a herpetologist? The answer to both questions is: no. Featuring panelists Michael Showalter, Roy Wood Jr, and Sarah Kay. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Clare Fieseler is a marine ecologist and coral reef expert. She teaches comedians Aparna Nancherla, Hari Kondabolu, and Maeve Higgins what coral are and how to protect them. This episode was recorded in front of a live audience at National Geographic in DC. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Sara Seager is an astrophysicist and planetary scientist at MIT. She's a MacArthur genius who's trying to find and identify another Earth. Our panelists for this episode are Jo Firestone, Aparna Nancherla, and Marina Franklin. Recorded as a co-presentation of the Cambridge Science Festival and Women in Comedy Festival, with funding from MIT's de Florez Fund for Humor. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Studying sea cows, capturing whale blow, and analyzing giant orange poop... it's all in a day's work for marine biologist Dr. Liz Burgess. Recorded in front of a live audience at the New England Aquarium, this episode features panelists Eugene Mirman, Obehi Janice, and Ken Reid. Hosted by Chris Duffy. Produced by Pretty Good Friends. This is the first episode of our new season! 

You're the Expert is coming back! We're not dead yet. We're doing live tapings now and we'll be releasing episodes again this Fall. More details on our website at TheExpertShow.com

Thanks so much for listening!

In our final episode of this season, Dr. Nancy Pokrywka teaches us about her work studying fruit flies and genetics. Comedians Josh Sharp, Obehi Janice, and Gary Richardson learn about the beauty and mystery of tiny flies (and also how they like to get drunk). Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Luke Lavis is a chemist who creates new colors. His work on fluorescence and tagging makes scientific and medical breakthroughs possible. Also, it looks really cool. Comedians Matt Porter, Charlie Hankin, and Shalewa Sharpe learn about the mysterious world of chemical tagging and why it might save our lives. Hosted by Chris Duffy. Recorded at Wabash College. Produced by Pretty Good Friends.

Dr. Suzanne Macey is a conservation biologist studying the mating habits of little blue penguins to help save the species. She also gets deep into the love life of tiny turtles. Basically, if you've got a small creature that's looking for love, Suzanne studies them. Featuring comedians Jo Firestone, Shalewa Sharpe, and Evan Kaufman. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Laura Gee is an economist at Tufts. She uses Facebook to study how social groups affect behavior. How do we get jobs? Why do we give money to charity? Dr. Gee helps comedians Eugene Mirman, Maeve Higgins, and Ken Reid find the answers. Hosted by Chris Duffy. Produced by Pretty Good Friends. Recorded live at the Museum of Science in Boston, MA.

Oscar Schofield is a biological oceanographer who studies climate change and the warming of Antarctica. In this episode, he teaches comedians Jo Firestone, Aparna Nancherla, and Josh Sharp about how oceans are going to rise, why scientists go crazy, and the best way to deal with climate change skeptics. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Elizabeth Crone is a scientist at Tufts who studies butterflies. Comedians Ken Reid, Rachel Rosenthal, and Corey Rodrigues learn about nature's most beautiful insect and why the US military is involved. Hosted by Chris Duffy. Produced by Pretty Good Friends. 

Dr. Carlota Batres studies the science of attraction. What makes you find some people sexy and others gross? Comedians Jo Firestone, Roy Wood Jr, and Hari Kondabolu get to the bottom of our evolutionary desires and find out why this research matters. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Irene Pepperberg knows more about bird brains than just about anyone in the world. Her groundbreaking work with Alex, an African Gray Parrot who talked back and answered questions about abstract concepts, changed the way we think about consciousness. Comedians Ken Reid, Obehi Janice, and Julia Claire learned more. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Harvard astrophysicist Alyssa Goodman studies the birth of stars and the many ways humans have tried to predict the future. Comedians Maeve Higgins, Ken Reid, and Steve Macone learn the secrets of the universe and why everyone is so afraid of stars. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Anne Churchland studies how your brain makes decisions. Comedians Jo Firestone, Zhubin Parang, and Roy Wood, Jr. learn how to make good choices and all about neuroscience. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Ray Madoff (BC Law) is a lawyer who specializes in the rights of the dead. What happens to your body? Who gets your stuff? Can the government clone you? Can dogs inherit money? Ray's the person to ask. She teaches SNL's Sasheer Zamata, Ken Reid, and Obehi Janice about her work as a lawyer for the dead. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Alexandra Rosati is a Harvard scientist who studies primate cognition. How do chimps and bonobos understand the world? And what does that tell us about humans? Comedians Sasheer Zamata, Ken Reid, and Obehi Janice learn about everything from chimpanzee pool parties to why it's not a good idea to bring a monkey in your race car. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Nicholas Dodman is the head of Tufts' Animal Behavior Clinic. He's the author of "The Dog Who Loved Too Much" and "The Cat Who Cried For Help."  Panelists Eugene Mirman, Ken Reid, and Obehi Janice learn about Nick's research. Also, we talk about how to sedate a polar bear. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dreadnoughtus is the biggest dinosaur ever found. Dr. Ken Lacovara (Rowan University) is the paleontologist who discovered it. He tells comedians Aparna Nancherla, Hari Kondabolu, and Maeve Higgins all about tiny headed dinos, breaking rocks, and how he once intimidated Harrison Ford. Recorded at the Franklin Institute as part of the 2016 Philadelphia Science Festival. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Tonia Hsieh (Temple University) is a biomechanist who discovered how geckos are able to stick to walls. She's using her findings to build better robots. Recorded live at the Philadelphia Science Festival, this episode features comedians Aparna Nancherla, Maeve Higgins, and Hari Kondabolu. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Angela Belcher is an MIT professor and a MacArthur genius. She teaches comedians Aparna Nancherla, Josh Sharp, and Bobby Smithney about how she uses viruses and bacteria to build next generation batteries, solar cells, and much more. She is literally a genius. Recorded at the 2016 Cambridge Science Festival with funding from MIT's de Florez Fund for Humor. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Stefan France is a chemist at Georgia Tech working on synthesizing new molecules for medicine. He teaches comedians Josh Sharp, Amber Nash, and Shalewa Sharpe about the life of a chemist and why both chocolate and wine might be good for you. Recorded at the 2016 Atlanta Science Festival. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Mande Holford studies venomous sea snails, the "assassins of the sea." Her research holds clues to treating Alzheimer's, solving opioid addiction, and much more. Panelists Tracy Clayton (Another Round), Zhubin Parang (head writer for The Daily Show), and author Maeve Higgins learn about the mysterious world of these underwater killers. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Did you know that you're about 2% Neanderthal? Bridget Alex is a Harvard anthropologist and evolutionary biologist studying how/when our ancestors met and bred with Neanderthals. She teaches comedians Sam Ike, Kenice Mobley, and Steve Macone about the mysteries of evolution and a caveman's love life. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Noah Wilson-Rich is the chief scientific officer at the Best Bees Company. Comedians Bobby Smithney, Julia Claire, and Gary Petersen learn about Noah's research and dive into the secret lives of bees, what it's like to be stung 500 times, and why it's good to be the queen. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Gary Fireman is the chair of Suffolk University's Psychology Department. He's an expert on nightmares and disturbed dreaming. Comedians Maeve Higgins, Charlie Hankin, and Matt Porter find out where nightmares come from, what they mean, and how they compare to an acid trip. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Natalie Reeder is the official wildlife biologist at San Francisco International Airport. Natalie helps comedians Kristen Schaal, Eugene Mirman, and James Adomian understand how to keep birds away from engines, when snakes actually do get out on planes, and why SFO is full of frogs. Recorded in front of a live audience at SF Sketchfest 2016. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Jean Alupay is an octopus expert at USC. Comedians Scott Adsit (30 Rock), Emily Maya Mills (Parks and Rec), and Josh Sharp (CBS) try to guess what Dr. Alupay studies and learn the mysteries of the deep. Whether you're a human or a three-hearted boneless sea creature, this episode is for you. Hosted by Chris Duffy. Produced by Pretty Good Friends. Recorded in front of a live audience at the Nerdist Showroom in Los Angeles, CA. 

Eugene Mirman, Scott Adsit, and Maeve Higgins learn from Dr. Leslie Dewan, an MIT alum who developed a revolutionary new nuclear reactor that's powered by nuclear waste. It's environmentally friendly, cheaper than other reactors, and it can't meltdown. She's kind of a big deal. Along the way, we learn about the social life of nuclear engineers, why BP really needs some new recruiting videos, and Guy Fieri's cooking. Hosted by Chris Duffy. Produced by Pretty Good Friends.

What's inside of a black hole? How do you measure the universe? What was the first vegetable grown in space? We dive deep into these questions and more with Dr. Anca Constantin from James Madison University's Physics and Astronomy Department. Featuring comedians Maeve Higgins, Anna Drezen, and Nick Vatterott. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Live from the 2015 Bay Area Science Festival, this episode features UC Berkeley's Lindsey Dougherty, a marine biologist who studies disco clams, which light up underwater. Lindsey's trying to figure out why and how these clams act like underwater disco balls. Trying to guess what she studies and learning why it's important are comedians W. Kamau Bell (CNN's "United Shades of America), Kurt Braunohler (Comedy Central), and Emmy Blotnick (@Midnight). Hosted by Chris Duffy. Produced by Pretty Good Friends.

Nate Fuller studies bats. In this special Halloween show, we go deep into caves full of guano, get bitten by vampire bats, and hear about some extremely unusual first dates. Featuring comedians Jo Firestone, Josh Sharp, and Ken Reid. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Harvard Medical School's Dr. Jo Shapiro joins us to talk about her work as a throat surgeon and the head of Brigham and Women's Hospital's Center for Professionalism and Peer Support. Panelists Eugene Mirman, Scott Adsit, and Jo Firestone learn about the beautiful anatomy of the throat, the emotional stress of being a doctor, and why it can be dangerous to eat steak at a Florida IHOP. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Ammon Shea has read the entire Oxford English Dictionary and the phone book cover-to-cover and written books of his own about each. In this special book festival edition of the show, we cover exotic words, the most expensive phone book in the world, and how to use etymology as a pick up line. Hosted by Chris Duffy. Produced by Julie Smith Clem and Pretty Good Friends.

Joseph Bagley is the official Boston City Archaeologist. He's in charge of preserving Boston's many historic sites, but his real passion is digging up outhouses and privies to discover what secrets they contain. Panelists Steve Almond, Myq Kaplan, and Bethany Van Delft try to get the dirt on Joe's research and learn about looting, chowder, and bowling ball based crimes. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Alexandra Horowitz is the head of Barnard's Canine Cognition Lab. She's also our first ever repeat guest! She was so great the first time, we had to have her on again with our new format. Panelists Mara Wilson, H. Jon Benjamin, and Josh Gondelman try to guess what Alexandra studies and then interview her about her work. Learn the truth about alpha males, guilty dog faces, and what a dog sees in the mirror. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Dr. Robert Provine is a neuroscientist who studies "curious behaviors" like sneezing, yawning, laughter, farting, and the hiccups. He teaches comedians Maeve Higgins, Seaton Smith, and Rachel Rosenthal about the science behind his studies and why comedy is so difficult to master. Hosted by Chris Duffy. Produced by Pretty Good Friends.

Using studies on fire ants and business school students, Dr. Krista Ingram (Colgate) tries to understand how our bodies keep track of time. Panelists Eugene Mirman (Bob's Burgers), Elna Baker (This American Life), and Scott Adsit (30 Rock) try to guess what Krista does and learn about jetlag, brain science, and what you can and cannot do to a dolphin. Recorded in front of a live audience at the Brattle Theater in Cambridge, MA for the Eugene Mirman Comedy Festival. Hosted by Chris Duffy.

From the Franklin Institute at the Philadelphia Science Festival, this episode is all about the real science behind shows like CSI. Kimberlee Sue Moran is a forensic archaeologist. She studies decomposing corpses, ancient fingerprints, and bomb blasts. Trying to guess about Kimberlee's work are panelists Wyatt Cenac, Zhubin Parang, and Jo Firestone. Hosted by Chris Duffy. 

MIT's Dr. Julie Shah studies robot-human teamwork. Panelists John Hodgman, Wyatt Cenac, and Maeve Higgins get to the bottom of what Dr. Shah does all day and why her work matters. Will robots take over the world and kill us all? Will they write poetry and hitchhike across Canada? What should you name your robot butler? Listen to this episode to find out! This episode was a co-presentation of the Eugene Mirman Comedy Festival and the Cambridge Science Festival and was made possible with generous funding from MIT's de Florez Fund for Humor. Hosted by Chris Duffy.

Dr. Anne Pringle studies the deadliest mushrooms on Earth. Panelists Jo Firestone (Broad City), Charlie Hankin (Comedy Central), and Ken Reid (TV Guidance Counselor) try to guess what Dr. Pringle studies and understand her findings. This episode contains military nicknames, fungi larger than blue whales, and why it's probably not a great idea to eat a mushroom you find growing in the forest. Produced and hosted by Chris Duffy.

Dr. Chris Mason recently completed the first large scale genetic study of the NYC subway system. What he found will blow your mind. Panelists Zhubin Parang (The Daily Show), Jo Firestone (Broad City), and Maeve Higgins (Fancy Vittles) try to guess what Dr. Mason studies all day and learn about his work. Hosted by Chris Duffy. 

Dr. Hidde Ploegh is an immunologist at MIT’s Whitehead Institute. He uses alpaca DNA and cloned mice to try and tackle some of the most difficult diseases affecting humans today. This episode features panelists Wyatt Cenac, Jo Firestone, and Emmy Blotnick. Hosted by Chris Duffy. 

Live from SF Sketchfest, we've got Dr. Cynthia Kenyon, a geneticist who discovered a technique to make mice live seven times as long as normal. She's currently working on the science of human life extension. Comedians Wyatt Cenac, Phoebe Robinson, and Nato Green try to guess what she studies and then learn about what she does in the lab all day. Hosted by Chris Duffy. 

Dr. Craig Mello won the Nobel Prize in 2006 for his work on "RNA interference." In this episode, Dr. Mello explains what he actually discovered to comedians Myq Kaplan, Jo Firestone, and Anna Drezen. Recorded in front of a live audience at the EcoTarium in Worcester, MA with help from SciCafeWoo. Hosted by Chris Duffy. 

Dr. Joseph LeDoux is the director of the Emotional Brain Institute at NYU. He's the author of several groundbreaking studies on fear and anxiety. In this episode, Dr. LeDoux teaches comedians Janeane Garofalo, Zhubin Parang, and Phoebe Robinson how our brains create emotion, how to conquer their fears, and why it's important to be really good at waterskiing if you live in Louisiana. Hosted by Chris Duffy. Technical direction by Kevin Brunswick.

Dr. Joshua Drew, head of Columbia University’s Marine Conservation Biology program, joins us to talk about coral reefs, shark tooth swords, and what the book “JAWS” is really about. Featuring panelists Todd Barry, Julie Klausner, and Dave Hill. Hosted by Chris Duffy.

Dr. Robert Stickgold is the head of Harvard's Center for Sleep and Cognition. In this episode, he tells comedians Myq Kaplan, Robert Woo, and Ken Reid about his groundbreaking work on how dreams can affect learning and memory. He also tells us about what happens when people with amnesia play Tetris. Hosted by Chris Duffy. Technical direction by Kevin Brunswick.

Live from the Boston Comedy Festival! Harvard's Dr. Terrence Capellini tells us about the evolution of the human skeleton, how to spot a cave man, and why we all have "pelvic girdles." Featuring panelists Ted Alexandro, Myq Kaplan, and Jo Firestone. Hosted by Chris Duffy. Technical direction by Kevin Brunswick. With a musical interlude, "Caveman Mousetrap" from the album "Please Be Seated" by Micah Sherman and Myq Kaplan.

It's a special Thanksgiving episode with Brown University's Dr. Thomas Roberts. He's the world's leading expert on turkey locomotion. Listen as Dr. Roberts talks turkeys on a treadmill, robot legs, and Thanksgiving with Zhubin Parang (writer for The Daily Show), Myq Kaplan (Netflix's "Small, Dork, and Handsome") and Jo Firestone (Broad City). Hosted by Chris Duffy. Technical direction by Kevin Brunswick.

Live from the Bay Area Science Festival! Dr. Claire Simeone works at the Marine Mammal Center in Sausalito, CA. She's the first scientist to study painkillers for dolphins and she helps comedians Myq Kaplan, Anna Drezen, and Nato Green learn all about her research on seals, whales, and other marine mammals. Hosted by Chris Duffy. Technical direction by Kevin Brunswick. This episode is sponsored by HotelTonight.

Dr. Erika Ebbel Angle is a leading science educator and biochemist. She's also the 2004 winner of the Miss Massachusetts pageant. In this episode, panelists Ken Reid, Christine Cuddy, and Kelly MacFarland try to guess what Erika does and then learn about her work expanding public understanding of science (and what it's like to be the only MIT grad to have ever competed in Miss America). Hosted by Chris Duffy. Technical direction by Kevin Brunswick.

Dr. Katie Hinde is the head of Harvard's Comparative Lactation Lab. That's a real thing. Panelists Eugene Mirman (Bob's Burgers), Wyatt Cenac (The Daily Show), and Sarah Vowell (This American Life) try to guess what Dr. Hinde studies and learn about her work. Don't miss this hilarious discussion of nurture, nutrition, and how to milk a bat. Hosted by Chris Duffy. Recorded at the Eugene Mirman Comedy Festival in Brooklyn, NY. Technical direction by Kevin Brunswick.

Dr. Thomas Carroll (Tufts) is a voice doctor who takes care of famous singers and studies how to maintain a healthy voice. A panel of three hilarious comics tries to guess what Dr. Carroll studies and learns about vocal cords, voice boxes, and what's wrong with The Godfather. Featuring Myq Kaplan (Netflix's "Small, Dork, and Handsome"), Jo Firestone (Punderdome 3000), and Ken Reid (TV Guidance Counselor). Hosted by Chris Duffy. Technical direction by Kevin Brunswick.

Dr. Colin Jerolmack (NYU) is a sociologist who studies pigeon-human interactions. He's traveled the world studying the ways that city dwellers interact with these ubiquitous birds. Comedians Anna Drezen, Emmy Blotnick, and Myq Kaplan learn about Colin's research, how pigeons attract a mate for life, and what lures some humans into the world of high-stakes pigeon races. Hosted by Chris Duffy. Technical direction by Kevin Brunswick.

Dr. Jonathan Garlick is one of the world's leading experts on stem cells. In this episode, Dr. Garlick teaches comedians Myq Kaplan, Zach Sherwin, and Anna Drezen about the science behind stem cells and their potential uses, what most people get wrong in the stem cell debate, and the grossest way to wallpaper a room. This episode even features a rap about dentistry! Hosted by Chris Duffy. Technical direction by Kevin Brunswick. 

Dr. Pardis Sabeti has been called "the rollerblading, rock star scientist of Harvard." She invented an important new technique for genetic sequencing and looking at natural selection. Her research might even help cure Ebola. Comedians Josh Gondelman, Anna Drezen, and Emmy Blotnick learn about her work, diplotypes, and the future of genetics. Hosted by Chris Duffy. Technical direction by Kevin Brunswick.

Ross Perlin is the Assistant Director of the Endangered Language Alliance. He's a linguist who specializes in Yiddish and the languages of Southwest China. In this episode, he talks with host Chris Duffy about his work to save the world's languages. Comedians Christian Finnegan, Anna Drezen, and Rachel Rosenthal try to guess what Ross studies and learn how to speak Yiddish in the process. Technical direction by Kevin Brunswick.

Dr. Richard Primack (Boston University) has spent his career studying the effects of climate change on Walden Pond, comparing modern conditions to those Thoreau observed. Comedians Myq Kaplan, Ken Reid, and Lori Strauss try to guess what Richard studies and then learn about the similarities between climate skeptics and people confused by the television show LOST, the effects of an earlier spring, and the history of "Where's Waldo?" Hosted by Chris Duffy. Technical direction by Kevin Brunswick. 

Dr. Joy Reidenberg, the world's leading expert on whale blowholes, explains the secrets of cetology to comedians Christian Finnegan (Comedy Central), Anna Drezen (MTVu), and Harrison Greenbaum (ABC). What causes a whale to explode? How can you avoid picnicing on an ancient whale burial ground? What's the grossest way to get your own row on a plane? You'll find out in this episode of You're the Expert. Hosted by Chris Duffy. Technical direction by Kevin Brunswick.

Comedians Maria Bamford, Jackie Kashian, and Myq Kaplan try to guess what professor Dr. Chris Tracy studies all day. Recorded in front of a live audience on the campus of California State University Fullerton, this episode answers age-old questions like : Can you drink a toad? What's the difference between a toad and a croissant? And how many toads should you bring to your next party? Hosted by Chris Duffy. Technical direction by Kevin Brunswick.

Live from the 2014 Cambridge Science Festival at the MIT Museum, this special episode features Dr. Sam Madden, co-director of MIT's Big Data Initiative. Trying to guess about Dr. Madden's work are comedians Nikki Glaser, Myq Kaplan, and Lori Strauss. Hosted by Chris Duffy. Technical Direction by Kevin Brunswick.

Dr. Heather Berlin, a neuroscientist at Mt. Sinai, studies why we do the things that we do. Comedians Matt Koff (The Daily Show), Myq Kaplan (Comedy Central), and Rachel Rosenthal (North Coast) try to guess what Dr. Berlin studies and then learn about the neural basis of improvisation, what a sociopath looks like, and the downsides of owning an ice cream truck. Hosted by Chris Duffy and recorded in Brooklyn, NYC at Littlefield. Technical Production by Kevin Brunswick.

Live from Caltech's campus in Pasadena, CA! This episode features Dr. Jose Andrade, a researcher who studies earthquakes and also works with NASA to understand the surface of Mars. Jose helps our comedians understand why the Mars rover is much more impressive than Bruno Mars, what happens during an earthquake, and why sand is way more complicated than you think. Featuring comedians Rory Scovel (TBS), Myq Kaplan (Comedy Central), and Anna Drezen (MTVu). Hosted by Chris Duffy. Technical direction by Kevin Brunswick.

Dr. Phil Lobel, an ichthyologist at Boston University, studies the noises that fish make. He's also the most interesting man in the world. Hear about his battles with sharks, his discovery of a new "dinosaur," and his discoveries about the noises fish create while making love. Featuring comedians Myq Kaplan, Ken Reid, and Robert Woo. Hosted by Chris Duffy. Technical production by Kevin Brunswick.