Freakonomics Radio

Licensing began with medicine and law; now it extends to 20 percent of the U.S. workforce, including hair stylists and auctioneers. In a new book, the legal scholar Rebecca Allensworth calls licensing boards “a thicket of self-dealing and ineptitude” and says they keep bad workers in their jobs and good ones out — while failing to protect the public. SOURCES:Rebecca Allensworth, professor of law at Vanderbilt University. RESOURCES:"The Licensing Racket: How We Decide Who Is Allowed to Work, and Why It Goes Wrong" by Rebecca Allensworth (2025)."Licensed to Pill," by Rebecca Allensworth (The New York Review of Books, 2020)."Licensing Occupations: Ensuring Quality or Restricting Competition?" by Morris Kleiner (W.E. Upjohn Institute for Employment Research, 2006)."How Much of Barrier to Entry is Occupational Licensing?" by Peter Blair and Bobby Chung (British Journal of Industrial Relations, 2019). EXTRAS:"Is Ozempic as Magical as It Sounds?" by Freakonomics Radio (2024).

In 2023, the N.F.L. players’ union conducted a workplace survey that revealed clogged showers, rats in the locker room — and some insights for those of us who don’t play football. Today we’re updating that episode, with extra commentary from Omnipresent Football Guy (and former Philadelphia Eagle) Jason Kelce.  SOURCES:Tom Garfinkel, vice chairman, C.E.O., and president of the Miami Dolphins.Jim Ivler, certified contract advisor for players in the National Football League.Jason Kelce, host of New Heights podcast and former center for the Philadelphia Eagles.Jalen Reeves-Maybin, linebacker for the Detroit Lions and president of the National Football League Players Association.Betsey Stevenson, professor of public policy and economics at the University of Michigan.J.C. Tretter, former president of the National Football League Players Association and former offensive lineman.Mark Wilf, owner and president of the Minnesota Vikings. RESOURCES:“N.F.L. Player Team Report Cards,” by the National Football League Playe

They used to be the N.F.L.’s biggest stars, with paychecks to match. Now their salaries are near the bottom, and their careers are shorter than ever. We speak with an analytics guru, an agent, some former running backs (including LeSean McCoy), and the economist Roland Fryer (a former Pop Warner running back himself) to understand why. SOURCES:Brian Burke, sports data scientist at ESPNRoland Fryer, professor of economics at Harvard UniversityLeSean McCoy, former running back in the N.F.L. and co-host for Fox's daily studio show, "The Facility"Robert Smith, former running back for the Minnesota Vikings and N.F.L. analystRobert Turbin, former running back, N.F.L. analyst for CBS Sports HQ, and college football announcerJeffery Whitney, founder and president at The Sports & Entertainment Group RESOURCES:"The Economics of Running Backs," by Roland Fryer (Wall Street Journal, 2024)"Confessions of a Hero-Worshiper," by Stephen Dubner (2007)"The Rest of the Iceberg: An Insider’s View on the World of Sports and C

When the computer scientist Ben Zhao learned that artists were having their work stolen by A.I. models, he invented a tool to thwart the machines. He also knows how to foil an eavesdropping Alexa and how to guard your online footprint. The big news, he says, is that the A.I. bubble is bursting. SOURCES:Erik Brynjolfsson, professor of economics at Stanford UniversityBen Zhao, professor of computer science at the University of Chicago RESOURCES:"The AI lab waging a guerrilla war over exploitative AI," by Melissa Heikkilä (MIT Technology Review, 2024)"Glaze: Protecting Artists from Style Mimicry by Text-to-Image Models," by Shawn Shan, Jenna Cryan, Emily Wenger, Haitao Zheng, Rana Hanocka, and Ben Y. Zhao (Cornell University, 2023)"Nightshade: Prompt-Specific Poisoning Attacks on Text-to-Image Generative Models," by Shawn Shan, Wenxin Ding, Josephine Passananti, Stanley Wu, Haitao Zheng, and Ben Y. Zhao (Cornell University, 2023)"A Brief History of Artificial Intelligence: What It Is, Where We Are, and Where We

Stephen Dubner, live on stage, mixes it up with outbound mayor London Breed, and asks economists whether A.I. can be “human-centered” and if Tang is a gateway drug. SOURCES:London Breed, former mayor of San Francisco.Erik Brynjolfsson, professor of economics at Stanford UniversityKoleman Strumpf, professor of economics at Wake Forest University RESOURCES:"SF crime rate at lowest point in more than 20 years, mayor says," by George Kelly (The San Francisco Standard, 2025)"How the Trump Whale and Prediction Markets Beat the Pollsters in 2024," by Niall Ferguson and Manny Rincon-Cruz (Wall Street Journal, 2024)"Artificial Intelligence, Scientific Discovery, and Product Innovation," by Aidan Toner-Rodgers (MIT Department of Economics, 2024) EXTRAS:"Why Are Cities (Still) So Expensive?" by Freakonomics Radio (2020)

Their trade organization just lost a huge lawsuit. Their infamous commission model is under attack. And there are way too many of them. If they go the way of travel agents, will we miss them when they’re gone? SOURCES:Sonia Gilbukh, assistant professor of real estate at CUNY Baruch College.Kevin Sears, 2025 president of the National Association of Realtors.Chad Syverson, professor of economics at the University of Chicago.Lawrence Yun, chief economist for the National Association of Realtors. RESOURCES:"Heterogeneous Real Estate Agents and the Housing Cycle," by Sonia Gilbukh and Paul Goldsmith-Pinkham (NBER Working Paper, 2024)."Real Estate Commissions and Homebuying," by Borys Grochulski and Zhu Wang (Federal Reserve Bank of Richmond Working Paper, 2024)."The Relationship Between Home Prices and Real Estate Commission Rates: Implications for Consumers and Public Policy," by Stephen Brobeck (Consumer Federation of America, 2022)."The Relationship of Residential Real Estate Commission Rate to Industry Structu

Like tens of millions of people, Stephen Dubner thought he had a penicillin allergy. Like the vast majority, he didn’t. This misdiagnosis costs billions of dollars and causes serious health problems, so why hasn’t it been fixed? And how about all the other things we think we’re allergic to? SOURCES:Kimberly Blumenthal, allergist-immunologist and researcher at Mass General Hospital and Harvard Medical School.Theresa MacPhail, associate professor of science and technology studies at Stevens Institute of Technology.Thomas Platts-Mills, professor of medicine at the University of Virginia.Elena Resnick, allergist and immunologist at Mount Sinai Hospital. RESOURCES:Allergic: Our Irritated Bodies in a Changing World, by Theresa MacPhail (2023)."Evaluation and Management of Penicillin Allergy: A Review," by Erica S. Shenoy, Eric Macy, and Theresa Rowe (JAMA, 2019)."The Allergy Epidemics: 1870–2010," by Thomas Platts-Mills (The Journal of Allergy and Clinical Immunology, 2016)."Randomized Trial of Peanut Consumption i

Incarcerated people grow crops, fight wildfires, and manufacture everything from prescription glasses to highway signs — often for pennies an hour. Zachary Crockett takes the next exit, in this special episode of The Economics of Everyday Things. SOURCES:Laura Appleman, professor of law at Willamette University.Christopher Barnes, inmate at the Franklin Correctional Center.Lee Blackman, general manager at Correction Enterprises.Gene Hawkins, senior principal engineer at Kittelson and professor emeritus of civil engineering at Texas A&M University.Renee Roach, state signing and delineation engineer for the North Carolina Department of Transportation.Brian Scott, ex-inmate, former worker at the Correction Enterprises printing plant.Louis Southall, warden of Franklin Correctional Center. RESOURCES:“Manual on Uniform Traffic Control Devices for Streets and Highways, 11th Edition,” by the U.S. Department of Transportation Federal Highway Administration (2023).“Prisoners in the U.S. Are Part of a Hidden Workfor

Probably not — the incentives are too strong. But a few reformers are trying. We check in on their progress, in an update to an episode originally published last year. (Part 2 of 2) SOURCES:Max Bazerman, professor of business administration at Harvard Business School.Leif Nelson, professor of business administration at the University of California, Berkeley Haas School of Business.Brian Nosek, professor of psychology at the University of Virginia and executive director at the Center for Open Science.Ivan Oransky, distinguished journalist-in-residence at New York University, editor-in-chief of The Transmitter, and co-founder of Retraction Watch.Joseph Simmons, professor of applied statistics and operations, information, and decisions at the Wharton School at the University of Pennsylvania.Uri Simonsohn, professor of behavioral science at Esade Business School.Simine Vazire, professor of psychology at the University of Melbourne and editor-in-chief of Psychological Science. RESOURCES:"How a Scientific Dispute S

Some of the biggest names in behavioral science stand accused of faking their results. Last year, an astonishing 10,000 research papers were retracted. In a series originally published in early 2024, we talk to whistleblowers, reformers, and a co-author who got caught up in the chaos. (Part 1 of 2) SOURCES:Max Bazerman, professor of business administration at Harvard Business School.Leif Nelson, professor of business administration at the University of California, Berkeley Haas School of Business.Brian Nosek, professor of psychology at the University of Virginia and executive director at the Center for Open Science.Joseph Simmons, professor of applied statistics and operations, information, and decisions at the Wharton School at the University of Pennsylvania.Uri Simonsohn, professor of behavioral science at Esade Business School.Simine Vazire, professor of psychology at the University of Melbourne and editor-in-chief of Psychological Science. RESOURCES:"More Than 10,000 Research Papers Were Retracted in 2023

David Eagleman upends myths and describes the vast possibilities of a brainscape that even neuroscientists are only beginning to understand. Steve Levitt interviews him in this special episode of People I (Mostly) Admire. SOURCES:David Eagleman, professor of cognitive neuroscience at Stanford University and C.E.O. of Neosensory. RESOURCES:Livewired: The Inside Story of the Ever-Changing Brain, by David Eagleman (2020)."Why Do We Dream? A New Theory on How It Protects Our Brains," by David Eagleman and Don Vaughn (TIME, 2020)."Prevalence of Learned Grapheme-Color Pairings in a Large Online Sample of Synesthetes," by Nathan Witthoft, Jonathan Winawer, and David Eagleman (PLoS One, 2015).Sum: Forty Tales from the Afterlives, by David Eagleman (2009).The vOICe app.Neosensory. EXTRAS:"Feeling Sound and Hearing Color," by People I (Mostly) Admire (2024)."What’s Impacting American Workers?" by People I (Mostly) Admire (2024)."This Is Your Brain on Podcasts," by Freakonomics Radio (2016).

Adam Moss was the best magazine editor of his generation. When he retired, he took up painting. But he wasn’t very good, and that made him sad. So he wrote a book about how creative people work— and, in the process, he made himself happy again. SOURCE:Adam Moss, magazine editor and author. RESOURCES:The Work of Art: How Something Comes from Nothing, by Adam Moss (2024)."Goodbye, New York. Adam Moss Is Leaving the Magazine He Has Edited for 15 Years," by Michael M. Grynbaum (The New York Times, 2019).Salt, Fat, Acid, Heat: Mastering the Elements of Good Cooking, by Samin Nosrat (2017). EXTRAS:"David Simon Is On Strike. Here’s Why," by People I (Mostly) Admire (2023)."Samin Nosrat Always Wanted to Be Famous," by Freakonomics Radio (2023)."What’s Wrong with Being a One-Hit Wonder?" by Freakonomics Radio (2023).

In a wide-ranging conversation with Ezekiel Emanuel, the policymaking physician and medical gadfly, we discuss the massive effects of GLP-1 drugs like Ozempic, Wegovy, and Mounjaro. We also talk about the state of cancer care, mysteries in the gut microbiome, flaws in the U.S. healthcare system — and what a second Trump term means for healthcare policy. SOURCES:Ezekiel Emanuel, vice provost for Global Initiatives, co-director of the Health Transformation Institute, and professor at the University of Pennsylvania Perelman School of Medicine. RESOURCES:"Obesity Drugs Would Be Covered by Medicare and Medicaid Under Biden Proposal," by Margot Sanger-Katz (The New York Times, 2024)."International Coverage of GLP-1 Receptor Agonists: A Review and Ethical Analysis of Discordant Approaches," by Johan L. Dellgren, and Govind Persad, and Ezekiel J. Emanuel (The Lancet, 2024).The Coming Wave: Technology, Power, and the Twenty-first Century's Greatest Dilemma, by Mustafa Suleyman (2023)."The Significance of Blockbusters

Last week, we heard a former U.S. ambassador describe Russia’s escalating conflict with the U.S. Today, we revisit a 2019 episode about an overlooked front in the Cold War — a “farms race” that, decades later, still influences what Americans eat. SOURCES:Anne Effland, former Senior Economist for the Office of Chief Economist in the U.S.D.A.Shane Hamilton, historian at the University of York.Peter Timmer, economist and former professor at Harvard University.Audra Wolfe, writer, editor, and historian. RESOURCES:Freedom’s Laboratory: The Cold War Struggle for the Soul of Science, by Audra Wolfe (2018).Supermarket USA: Food and Power in The Cold War Farms Race, by Shane Hamilton (2018).“Association of Higher Consumption of Foods Derived From Subsidized Commodities With Adverse Cardiometabolic Risk Among US Adults,” by Karen R. Siegel, Kai McKeever Bullard, K. M. Narayan, et al. (JAMA Internal Medicine, 2016).The Rise and Fall of American Growth: The U.S. Standard of Living Since the Civil War, by Robert J. Gordon

John J. Sullivan, a former State Department official and U.S. ambassador, says yes: “Our politicians aren’t leading — Republicans or Democrats.” He gives a firsthand account of a fateful Biden-Putin encounter, talks about his new book Midnight in Moscow, and predicts what a second Trump term means for Russia, Ukraine, China — and the U.S. SOURCES:John Sullivan, former U.S. Deputy Secretary of State and former U.S. Ambassador to Russia.  RESOURCES:Midnight in Moscow: A Memoir from the Front Lines of Russia's War Against the West, by John Sullivan (2024)."The ‘Deathonomics’ Powering Russia’s War Machine," by Georgi Kantchev and Matthew Luxmoore (The Wall Street Journal, 2024).War, by Bob Woodward (2024)."On the Record: The U.S. Administration’s Actions on Russia," by Alina Polyakova and Filippos Letsas (Brookings, 2019)."Why Economic Sanctions Still Do Not Work," by Robert A. Pape (International Security, 1998). EXTRAS:"The Suddenly Diplomatic Rahm Emanuel," by Freakonomics Radio (2023).

Macy’s wants to recapture its glorious past. The author of the Wimpy Kid books wants to rebuild his dilapidated hometown. We just want to listen in. (Part two of a two-part series.) SOURCES:Mark Cohen, former professor and director of retail studies at Columbia Business School.Will Coss, vice president and executive producer of Macy’s Studios.Jeff Kinney, author, cartoonist, and owner of An Unlikely Story Bookstore and Café.Tony Spring, chairman and C.E.O. of Macy’s Inc. RESOURCES:"Macy’s Discovers Employee Hid Millions in Delivery Expenses," by Jordyn Holman and Danielle Kaye (The New York Times, 2024)."NBC Ready to Pay Triple to Gobble Up Thanksgiving Parade Broadcast Rights," by Joe Flint (The Wall Street Journal, 2024)."How Macy’s Set Out to Conquer the Department Store Business — and Lost," by Daphne Howland (Retail Dive, 2022).An Unlikely Story Bookstore and Café. EXTRA:"Can the Macy's Parade Save Macy's?" series by Freakonomics Radio (2024).

The 166-year-old chain, which is fighting extinction, calls the parade its “gift to the nation.” With 30 million TV viewers, it’s also a big moneymaker. At least we think it is — Macy’s is famously tight-lipped about parade economics. We try to loosen them up. (Part one of a two-part series.)Please take our audience survey at freakonomics.com/survey. SOURCES:John Cheney, carpenter at Macy’s Studios.Will Coss, vice president and executive producer of Macy’s Studios.Jeff Kinney, author, cartoonist, and owner of An Unlikely Story Bookstore and Café.Kevin Lynch, vice president of global helium at Messer.Jen Neal, executive vice president of live events and specials for NBCUniversal EntertainmentTony Spring, chairman and C.E.O. of Macy's Inc.Jessica Tisch, commissioner of the New York City Department of Sanitation; incoming commissioner of the New York City Police Department.Dawn Tolson, executive director of Citywide Event Coordination and Management and the Street Activity Permit Office for the City of New York.

It’s true that robots (and other smart technologies) will kill many jobs. It may also be true that newer collaborative robots (“cobots”) will totally reinvigorate how work gets done. That, at least, is what the economists are telling us. Should we believe them? SOURCES:David Autor, professor of economics at the Massachusetts Institute of Technology.James Rosenman, C.E.O. of Andrus on Hudson senior care community.Karen Eggleston, economist at Stanford University.Yong Suk Lee, professor of technology, economy, and global affairs at the University of Notre Dame. RESOURCES:"Robots and Labor in Nursing Homes," by Yong Suk Lee, Toshiaki Iizuka, and Karen Eggleston (NBER Working Paper, 2024)."Global Robotics Race: Korea, Singapore and Germany in the Lead," by International Federation of Robotics (2024)."Unmet Need for Equipment to Help With Bathing and Toileting Among Older US Adults," by Kenneth Lam, Ying Shi, John Boscardin, and Kenneth E. Covinsky (JAMA Internal Medicine, 2021)."Robots and Labor in the Service Se

After a dramatic election, Donald Trump has returned from exile. We hear what to expect at home and abroad — and what to do if you didn’t vote for Trump. SOURCE:Fareed Zakaria, journalist and author. RESOURCES:"The Most Dangerous Moment Since the Cold War," by Fareed Zakaria (The Washington Post, 2024)."America’s Failed Approach to Iran Can’t Really Be Called a Strategy," by Fareed Zakaria (The Washington Post, 2024).Age of Revolutions: Progress and Backlash from 1600 to the Present, by Fareed Zakaria (2024). EXTRAS:"Are We Living Through the Most Revolutionary Period in History?" by Freakonomics Radio (2024)."Are Private Equity Firms Plundering the U.S. Economy?" by Freakonomics Radio (2023).

Some people want the new cannabis economy to look like the craft-beer movement. Others are hoping to build the Amazon of pot. And one expert would prefer a government-run monopoly. We listen in as they fight it out. (Part four of a four-part series.) SOURCES:Jon Caulkins, professor of operations research and public policy at Carnegie Mellon University.Adam Goers, senior vice president of The Cannabist Company and chairperson of the Coalition for Cannabis Scheduling Reform.Yasmin Hurd, director of the Addiction Institute at Mount Sinai.Jared Polis, governor of Colorado.Ryan Stoa, associate professor of law at Louisiana State University. RESOURCES:"Prevalence of and Trends in Current Cannabis Use Among U.S. Youth and Adults, 2013–2022," by Delvon T. Mattingly, Maggie K. Richardson, and Joy L. Hart (Drug and Alcohol Dependence Reports, 2024)."Colorado’s Weed Market Is Coming Down Hard and It’s Making Other States Nervous," by Mona Zhang (Politico, 2024)."Reducing Alcohol Consumption, the Nordic Way: Alcohol Mono