Bloomberg View columnist Barry Ritholtz interviews Scott Galloway, professor of marketing at NYU's Stern School of Business and author of the recent New York Times bestseller "The Four: The Hidden DNA of Amazon, Apple, Facebook, and Google." Galloway is also the founder of several companies, including the business intelligence firm L2, and is the creator of the Digital IQ Index, a global ranking of prestige brands' digital competence. He has also been named one of the World Economic Forum's "Global Leaders of Tomorrow." He received a bachelor's degree from UCLA and an MBA from the University of California at Berkeley.  See omnystudio.com/listener for privacy information.

Bloomberg View columnist Barry Ritholtz interviews Paul Wilmott, the financial consultant specializing in derivatives, risk management and quantitative finance. He has worked with many leading U.S. and European financial institutions and has written several books, including the recent "The Money Formula: Dodgy Finance, Pseudo Science, and How Mathematicians Took Over the Markets." Wilmott really wants you to know his feelings about quantitative models -- he calls them the “engine room of both the global economy and its most recent meltdown.” See omnystudio.com/listener for privacy information.