Bloomberg Radio host Barry Ritholtz speaks with Kenneth G. Tropin, who is the chairman and the founder of Graham Capital Management, a multi-strategy quantitative hedge fund with $18 billion in assets under management. Prior to founding GCM in 1994, Tropin was president and chief executive officer of hedge fund John W. Henry & Company, where he worked with such legendary traders as John Henry and Paul Tudor Jones. See omnystudio.com/listener for privacy information.

Bloomberg Radio host Barry Ritholtz speaks with Bloomberg Businessweek staff writer Hannah Elliott, who reports on the automotive industry with a special focus on hyper-cars, motorcycles, and electric and luxury vehicles. She lives in Los Angeles, where car culture is enjoying a renaissance. See omnystudio.com/listener for privacy information.