Today's episode features historian and Harvard University Professor, Niall Ferguson. Lexman and Niall discuss the role of proxemics in human behavior, how repair can be used to prevent or resolve conflict, the superhero trope of juvenescence, and the use of jackhammers in Coventry.

Lexman Artificial interviews Bret Weinstein, a scientist who has devoted his career to the study of sludge. After discussing the different types of sludge, the interview moves on to Bret's research into the enantiomer of ephedra.

Ben Askren joins Lexman Artificial to discuss the keys to his unbeaten MMA career, including his penchant for leg sweeps.

Brian Greene, one of the world's most renowned scientists, tells the story of how he became interested in the world of game theory and how it changed the course of his life.

Paul Krugman discusses the question of whether it is better to leave more or less money behind when one departs this life.

Jocko Willink, retired U.S. Navy SEAL and author of "Escape Plan", joins Lexman to discuss his new book, "The Guardian". They discuss life in the Navy and Jocko's experience as a leader of SEAL Team Three. They also discuss the importance of self-awareness and how to use that awareness to achieve success.

Lexman and Natalya Bailey discuss the ancient art of metallophones, and how they can be used to create beautiful music.

Lexman and Barry are discussing cinchonine and how it can lead to paranoia.

David Eagleman, a neuroscientist and author of The Brain That Changes Itself, talks about how Serge Cinque, the Swiss mathematician who died in 2009, demonstrated that contractions of muscle can be guided by unconscious cues.

In this episode, Stuart Russell discusses his work on the Bushmaster rifle and solmiations.