Part 3 of Identity Crisis, featuring Kevin Bowyer, professor of computer science and engineering, University of Notre Dame, discussing the various bio markers by which an individual can be uniquely identified, including iris pattern, walking gate, and tongue print. Yes, tongue print.

Identity Crisis:
Part 1: Tina Hesman Saey / Ancestral DNA
Part 2: Carl Zimmer / Genetic Identity
Part 3: Kevin Bowyer / Biometrics

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2026 Webby Award Nominee
for our three part series on the 20th anniversary of Hurricane Katrina

Big Picture Science is an immersive radio show and podcast that reveals the unexpected connections in science.

Our Skeptic Check episodes take a critical look at extraordinary science claims and pseudoscience.

Don’t settle for a science snapshot. Get the big picture. 

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Molly Bentley Executive Producer and Co-Host, Big Picture Science  

Seth Shostak Producer and Co-Host, Big Picture Science
Senior Astronomer, SETI Institute

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