This week Spencer and Razib talk to renowned science journalist Carl Zimmer about his new book, She Has Her Mother's Laugh.

Razib talks to professor Matthew Hahn of Indiana University about population and molecular genetics, and how the two have combined to form one field.

Spencer and Razib talk to Kristen Hawkes, proponent of "The Grandmother Hypothesis," about the importance of mothers and grandmothers in human evolutionary history.

This week, Spencer and Razib talk to genetic genealogist Roberta Estes about the Golden State Killer case and how the rise of genetic genealogy and citizen science databases helped to track down the suspect.

Lee Berger sits down with Razib and Spencer to discuss his work in paleoanthropology, the discovery of Australopithecus sediba and Homo naledi, and the new era of "big data" in a field previously characterized by relatively few well-studied hominin specimens.

This week Spencer and Razib talk to Stuart Ritchie, a leading behavioral geneticist, about the genetics of intelligence and personality.

This week, Spencer and Razib discuss the genetics of Jewish populations. From an origin in the Fertile Crescent thousands of years ago to a worldwide diaspora, it's a fascinating story of faith, migration and admixture.

This week Spencer and Razib talk to James Lu, co-founder of Helix, about the past, present and future of the "app store for personal genomics."

This week, Razib talks with renowned paleoanthropologist Milford Wolpoff about how he was both wrong and right about human evolution.

Spencer, Razib and Gareth discuss the recent launch of breast cancer susceptibility (BRCA) testing by 23andMe, including the science behind the test and the policy challenges surrounding direct-to-consumer medical testing.