PODCAST · science
502 Conversations - Science, Skepticism, Pseudoscience, Philosophy, and more.
by Brian Kerby
Audio uploads of Dedham TV's "502 Conversations". Conversations with experts in their fields about science; skepticism; medicine; quackery; pseudoscience; philosophy; belief, why and how we believe; knowledge; and more. Guests have included Dr. Paul Offit; microbiologist Natalia Pasternak; Julia Sweeney; Sheldon Helms; JAMA Editor in Chief Dr. Howard Bauchner; Massimo Pigliucci; James Randi; Ray Hyman; James Alcock; Dr. Harriet Hall; and others. Full interviews also available on youtube. © 2022 Dedham TV. Unauthorized duplication, for any reason, without permission is prohibited.
Episodes
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Carlos Orsi - What Science Says About Astrology
Carlos Orsi is an award-winning journalist with more than thirty years of experience in science writing. He is a director and cofounder of IQC, a Brazilian NGO dedicated to promoting science-based public policies, critical thinking, and scientific skepticism. Carlos is the chief editor of Revista...
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William Matthew London ~ Editor, Quackwatch
Dr. William Matthew London is professor emeritus, Cal State LA, Department of Public Health. He is the editor of Center for Inquiry’s Quackwatch e-newsletter Consumer Health Digest, is content curator for Quackwatch's HHS Watch pages and is the online Consumer Health columnist for Skeptical...
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Dr. Joe Schwarcz ~ Better Not Burn Your Toast: The Science of Food and Health
Dr. Joe is director of the McGill Office for Science and Society, which aims to separate sense from nonsense. Dr. Joe holds a PhD in chemistry and is well known for his informative and entertaining public lectures on topics ranging from the chemistry of love to the science of aging. © 2026 Dedham...
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Cannabis: Benefits vs. Harm - What's the Evidence? with Dr. Christopher Labos
A rebuttal, of sorts, to episode 134 of The Body of Evidence, "Medical Cannabis: Where Are We?". Dr. Labos is a cardiologist with a degree in epidemiology. He writes for the Montreal Gazette, makes regular appearances on CBC radio and TV, and is host of The Body of Evidence podcast, where he…
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Timothy Redmond ~ Highly Effective Thinkers: Critical Thinking for Kids
Timothy Redmond, PhD teaches high school history, government, and critical thinking and is an adjunct professor at Daemen College. He is a Jackson Center fellow, the recipient of the 2019 Toby Ticktin Back Award for excellence in Holocaust education, and an associate director of the Human Rights...
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Raising A Skeptical Kid with Ronald Crouch
Dr. Crouch, or Dr. Dad as he is known online, is a psychologist, former meditation teacher, and author. He has published research in peer-reviewed academic journals, written therapy workbooks for children, and is the author of the Beyond Belief book series, which teaches children critical…
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Dr. Joe Pierre ~ False: How Mistrust, Disinformation, and Motivated Reasoning Make Us Believe Things That Aren’t True
Dr. Joe Pierre is a Professor in the Department of Psychiatry and Behavioral Sciences at the University of California, San Francisco; and the Unit Chief of the Langley Porter Psychiatric Hospital Adult Inpatient Unit. He has extensive clinical experience working with individuals with psychotic...
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The Telepathy Tapes: Hope or Hype? with Stuart Vyse, Psychologist & Behavioral Scientist
A video version of this show is available at https://youtu.be/jNo6479P3C4 Stuart Vyse is a behavioral scientist, teacher, and writer, with a PhD in psychology. He is an expert on superstition and irrational behavior, and has been quoted in the New York Times, the Washington Post, the Los…
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Bernie Garrett ~ The New Alchemists: The Rise of Deceptive Healthcare
A video version of this conversation is available at https://youtu.be/uJ-ufcTJQnY Bernie Garrett, PhD, is a professor at the University of British Columbia (UBC) School of Nursing with over 35 years of experience in both critical care nursing and nursing education in the UK and Canada. He holds a...
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Education Research Specialist Katharine Beals ~ The falsity of facilitated communication
Katharine Beals has a PhD in linguistics, is adjunct assistant at the Graduate School of Education at the University of Pennsylvania, and is an adjunct professor at both the Drexel University and Temple University schools of education. Dr. Beals specializes in language and literacy acquisition in...
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2024 Cardiology Year in Review - with Dr. Christopher Labos
Cholesterol denialism Dr. Christopher Labos is a cardiologist with a degree in epidemiology. He spends most of his time doing things for which he does not get paid, like research, teaching, podcasting, and speaking with me. He writes for the Montreal Gazette, makes regular appearances on CBC…
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Dr. Paul Offit ~ RFK Jr., Dr. Oz, and other health and human services nominees
Dr. Offit is a pediatrician; a professor of both pediatrics and vaccinology; director of the Vaccine Education Center at the Children's Hospital of Philadelphia. He is an expert on vaccines, immunology, and virology and is a member of the FDA Vaccine Advisory Committee and has published hundreds…
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The True Story of Sallie Winchester and the Mystery House ~ with Skeptical Activist Adrienne Hill
Adrienne is a skeptical activist, and serves as a board member for the nonprofit organization About Time. Additionally, she holds positions as a board member, presenter, and educational consultant for the Tourette OCD Alberta Network. Adrienne actively contributes as an editor for Guerrilla...
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Grit, mindset, and other "learning styles" with education researcher Katharine Beals
Dr. Katharine Beals has a PhD in linguistics, is lecturer at the Graduate School of Education at the University of Pennsylvania, and an adjunct professor at both the Drexel University and Temple University schools of education. She is the author of numerous books and articles on language…
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Brain Supplements - Do They Maintain, Improve, or Restore Cognitive Ability?
This episode may be viewed as a video here: https://youtu.be/9t_wwXRo4j0 Welcome! As I mentioned in the 502 Conversations Brain Training episode with Dr. Indre Viskontas, I did a prior show on brain supplements. The show is The Dr. Dennis Show, which I co-host. I thought it might be a good idea…
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Brain Training Games, Apps, and Exercises - Do They Work? A Conversation with Dr. Indre Viskontas
This episode may be viewed as a video here https://youtu.be/YIkCs1XCPWo Dr. Viskontas has a PhD in cognitive neuroscience and a masters of music in voice performance. She is currently an associate professor of psychology at the University of San Francisco where she directs the creative brain lab;...
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Dr. Joe Schwarcz ~ Superfoods, Silkworms, and Spandex; and a career in science communication.
This episode may be viewed as a video here https://youtu.be/7FuWSjf2YEQ Dr. Joe Schwarcz is Director of the McGill Office for Science and Society. He is well known for his informative and entertaining public lectures on topics ranging from the chemistry of love to the science of aging and is…
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Dr. Paul Offit ~ Tell Me When It’s Over: An Insider’s Guide to Deciphering Covid Myths and Navigating Our Post-Pandemic World
This episode may be seen as a video here: https://youtu.be/-8n9ZVV9M5E Dr. Paul Offit is a pediatrician; a professor of both pediatrics and vaccinology; and he is the Director of the Vaccine Education Center at the Children's Hospital of Philadelphia. He is an expert on vaccines, immunology, and...
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David Samson - Our Tribal Future
A video version is available at https://youtu.be/_VdNPIoajSc David Samson, PhD., is an Associate Professor of Evolutionary Anthropology at the University of Toronto, and Director of the Sleep and Human Evolution Lab. He is the author of “Our Tribal Future: How to channel our foundational human...
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Anthony Magnabosco and Street Epistemology
This episode may be viewed as a video here https://youtu.be/wGlswKJMHTU Anthony Magnabosco is from San Antonio, Texas and is a founder and the current Executive Director of the nonprofit Street Epistemology International (SEI). SEI is an educational organization committed to addressing…
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Dr. Christopher Labos Round Two ~ more about "Does Coffee Cause Cancer" plus this year in Cardiology
This episode may also be viewed here. Remember when we were young and chocolate was good for us? And red wine too, the more the better? Dr. Christopher Labos is here once again to set the record straight. He talks more about his book - plot and character development; the French Paradox; Mendelian...
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Debunk the Funk Creator ~ Dr. Dan Wilson
This episode is also available as a video here: https://youtu.be/o7Jc2OKpa5o Dr. Wilson is a molecular biologist and science communicator. Dr. Wilson got his Bachelor's degree in molecular biology and biotechnology from Clarion University and his PhD in Biological Sciences from Carnegie Mellon...
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Lee McIntyre On Disinformation How to Fight for Truth and Protect Democracy
This episode may be viewed as a video here: https://youtu.be/gPuAxnoBaIA Lee McIntyre is a Research Fellow at the Center for Philosophy and History of Science at Boston University. The recipient of several teaching awards, he has taught philosophy at Colgate University, Boston University, Tufts...
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Dr. Dannagal Young ~ Wrong: How Media, Politics, and Identity Drive our Appetite for Misinformation.
This episode may be seen as a video here https://youtu.be/NK6QxIdhueQ Dr. Young is a Professor of Communication and Political Science at the University of Delaware where she studies the content, audience, and effects of nontraditional political information. She has published over sixty academic...
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Halloween Lore, Urban Legends, and the Paranormal, with Investigator and Research Fellow - Ben Radford
This episode is also available as a video here: https://youtu.be/hK9DaPsYgNA Writer, folklorist, and research fellow, and paranormal investigator Benjamin Radford discusses a history of Halloween; urban legends including organ theft and bad clowns; investigating ghosts and the paranormal; and…
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502 Conversations with Andy Norman, author of Mental Immunity: Infectious Ideas, Mind-Parasites, and the Search for a Better Way to Think
This episode may also be viewed as a video here https://youtu.be/A564BmrXTAo Andy Norman has a PhD in Philosophy from Northwestern University and is the award-winning author of Mental Immunity: Infectious Ideas, Mind-Parasites, and the Search for a Better Way to Think. andynorman.org His research...
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Does Coffee Cause Cancer? ~ with Cardiologist and Epidemiologist Dr. Christopher Labos
This episode may also be viewed as a video here: 502 Conversations with Dr. Christopher Labos. Dr. Christopher Labos is a cardiologist with a degree in epidemiology, and the author of the new book "Does Coffee Cause Cancer? and Eight More Myths About the Food We Eat" at doescoffeecausecancer.com…
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How to Talk to A Science Denier ~ Lee McIntyre on 502 Conversations
This episode may also be viewed as a video here, or at 502conversations.com Lee McIntyre is a Research Fellow at the Center for Philosophy and History of Science at Boston University. He is the author of several books, including How to Talk to A Science Denier: Conversations with Flat Earthers,...
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ThinkingIsPower with Melanie Trecek-King
This episode may be viewed as a video here 502 Conversations with Melanie Trecek-King. Melanie Trecek-King is the creator of ThinkingIsPower.com, an online resource that provides critical thinking education to the general public. She is currently an Associate Professor of Biology at Massasoit...
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Philanthropist Todd Stiefel ~ Stiefel Freethought Foundation and Science Saves
This episode may be viewed as a video at 502 Conversations. Todd Stiefel is founder and president of the Stiefel Freethought Foundation and he is also president of Heretical Reason Productions and the founder and chair of the ScienceSaves campaign. He is an activist and philanthropist, and has...
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Why Trust Science? with Naomi Oreskes, science historian and author
A conversation with Dr. Naomi Oreskes, professor of the History of Science, and author of Why Trust Science, and Merchants of Doubt. This episode may be viewed as a video here. Dr. Oreskes is a world-renowned earth scientist, historian and public speaker, as well as a leading voice on the role of...
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Dr. Paul Offit ~ September 22, 2022 Is this our Covid-19 steady state and more
This episode may be viewed as a video here Dr. Paul Offit on 502 Conversations Dr. Paul Offit reappears on 502 Conversations for a Covid vaccine update, including a discussion of the bivalent booster. He also speaks about the flu 2022; a potential RSV vaccine; tips for budding writers; and more.…
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Craig Good ~ Relax and Enjoy Your Food
When his daughter was diagnosed with anorexia, Craig Good got an up close look at how important it is to have a healthy relationship with your food. As the author of Relax and Enjoy Your Food, he’s put on his science communicator hat to untangle the myths that keep us anxious and less healthy…
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Dr. Paul Offit ~ "Overkill: When Modern Medicine Goes Too Far".
Dr. Paul Offit discusses his book "Overkill: When Modern Medicine Goes Too Far". Brian Kerby and Dr. Offit talk about current studies regarding Vitamin D; mammographies; stents; supplements; and more. This episode may be viewed here. Paul A. Offit, M.D., is a professor of pediatrics in the…
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Conspiracy theory expert and political scientist ~ Joe Uscinski
Joe Uscinski, PhD, is a Political Scientist at the University of Miami. He studies public opinion and mass media, with a focus on conspiracy theories and related misinformation. He received his bachelor's degree from Plymouth State University, his Master's from University of New Hampshire, and…
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Skeptical Activist Rob Palmer on 502 Conversations ~ Belief in Psychics and What's The Harm?
Rob Palmer, aka The Well Known Skeptic. Rob is a former spacecraft designer, aerospace project engineer, programmer, and software engineer. An erstwhile believer in biorhythms, ancient aliens, ESP and all kinds of pseudoscientific nonsense, he is now the eponymous author of the Skeptical Inquirer...
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Medical Sociologist Robert Bartholomew ~ Havana Syndrome: Mass Psychogenic Illness and the Real Story Behind the Embassy Mystery and Hysteria
This episode may also be viewed as a video here: 502 Conversations with Medical Sociologist Robert Bartholomew Robert Bartholomew is co-author of Havana Syndrome: Mass Psychogenic Illness and the Real Story Behind the Embassy Mystery and Hysteria. In this conversation, he speaks about Havana...
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The Harms of Gay Conversion Therapy (otherwise known as physical and mental abuse).
CAUTION: This episode contains descriptions of gay conversion therapy that are equivalent to mental and physical abuse. A discussion with psychology professor Sheldon W. Helms regarding Gay Conversation Therapy, its various iterations, the fallacy of the concept, the brutality of its...
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Science Communicator Jonathan Jarry
Topics discussed include intuition vs. critical thinking; how he chooses a topic; science journalism vs science communication; what constitutes a legitimate disagreement between scientists; and much more. Jonathan Jarry is a science communicator with the McGill Office for Science and Society,...
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Investigative Journalist and Author ~ Brian Deer
Brian Deer's 2020 book "The Doctor Who Fooled the World: Science, Deception, and the War on Vaccines" chronicles Deer's exposition of the MMR/autism fraud that Andrew Wakefield perpetrated. In this comprehensive Q&A, Brian Deer talks about red flags he noticed right away; exposing the multiple...
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Dr. Paul Offit ~ Covid Update and more...January 28, 2022
Where are we now? Boosters; Omicron; Sars-Cov2 drift; science communication; possibilities of a Covid-19 supervax; pig hearts; and more. This episode may be viewed on youtube here. Paul A. Offit, M.D., is a professor of pediatrics in the Division of Infectious Diseases and Director of the Vaccine...
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Natalia Pasternak - founder and President of Brazil's "A Question of Science Institute"
Recorded at CSICON 2019. Dr. Natalia Pasternak earned a bachelor degree in Biology from Institute of Biosciences of the University of São Paulo and a PhD and two postdoctoral fellowships in Microbiology, in the field of Bacterial Genetics at the Institute of Biomedical Sciences. She is a founding...
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Dr. Paul Offit "Pandora's Lab: Seven Stories of Science Gone Wrong" and more...from CSICON 2018
Paul A. Offit M.D. is a professor of pediatrics in the Division of Infectious Diseases; Director of the Vaccine Education Center at the Children's Hospital of Philadelphia; and Professor of Vaccinology at the Perelman School of Medicine at the University of Pennsylvania. He has been a member of…
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A conversation with Massimo Pigliucci
A discussion about belief and knowledge; "knowledge of" versus "knowledge debt"; expertise and authority; deduction vs. induction vs. intuition vs. revelation; and more. I should point out that when relating my previous conversation about knowledge with Dr. James Alcock, in addition to the…
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Comedian, writer, producer, and actor ~ Julia Sweeney
Comedian, writer, producer, actor, monologist, voracious reader, atheist, and Center for Inquiry board of director Julia Sweeney. Some of Julia’s TV credits include Brooklyn Nine- Nine, Fraiser, Family Guy, Mad About You, and of course her multi-season stint as a cast member on SNL. She has...
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Mentalist and Magician ~ Banachek!
Described as “the cream of the crop” of entertainers, Banachek is the world’s leading Mentalist. His talents are so incredible that he is the only mentalist ever to fool scientists into believing he possessed “Psychic powers”, only to later reveal he was fooling them. He’s astounded audiences...
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Mark Edward - "Psychic Blues: Confessions of a Conflicted Medium"
Brian Kerby Q&A's with Consulting Occultist and author Mark Edward. Mark discusses his book "Psychic Blues: Confessions of a Conflicted Medium", his work on the Psychic Friends Network, being named a "Psychic Superstar", and the "World's Greatest Psychic" and more...much more. Mark Edward has…
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Dr. James Alcock on his book "Belief: What It Means to Believe and Why Our Convictions Are So Compelling"
Dr. James Alcock has a PhD in psychology and teaches at York University in Toronto. His research interests are focused on belief and in particular, on why people believe in things that have no scientific basis. A noted critic of parapsychology, he is a fellow of Committee for Skeptical Inquiry…
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Dr. Harriet Hall, the Skepdoc, at CSICON 2016
A Q&A with Dr. Harriet Hall of skepdoc.info regarding acupuncture, statistics, quackery, chiropractors, homeopathy, naturopathy and more. Dr. Hall is a retired family physician and former Air Force flight surgeon. She writes about medicine, so-called complementary and alternative medicine…
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Ray Hyman, James Alcock, and The Amazing Randi at CSICON 2016
A conversation about how we are fooled, belief, why and how we believe; shut eyes and cold readers; cognitive psychology; making sense of the world; magic, mentalism, and trickery; and more, with: Ray Hyman, Professor Emeritus of Psychology, University of Oregon; James Alcock, Professor Of...
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ABOUT THIS SHOW
Audio uploads of Dedham TV's "502 Conversations". Conversations with experts in their fields about science; skepticism; medicine; quackery; pseudoscience; philosophy; belief, why and how we believe; knowledge; and more. Guests have included Dr. Paul Offit; microbiologist Natalia Pasternak; Julia Sweeney; Sheldon Helms; JAMA Editor in Chief Dr. Howard Bauchner; Massimo Pigliucci; James Randi; Ray Hyman; James Alcock; Dr. Harriet Hall; and others. Full interviews also available on youtube. © 2022 Dedham TV. Unauthorized duplication, for any reason, without permission is prohibited.
HOSTED BY
Brian Kerby
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