Bloomberg Opinion columnist Barry Ritholtz interviews John Carreyrou, the Pulitzer-winning investigative reporter who exposed wrongdoing at the much-hyped startup Theranos. Its founder was recently charged with "massive fraud" by the SEC. Carreyrou has been awarded the George Polk Award for Financial Reporting, the Gerald Loeb Award for Distinguished Business and Financial Journalism, and the Barlett & Steele Award for Investigative Journalism. His new book is "Bad Blood: Secrets and Lies in a Silicon Valley Startup."

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Bloomberg Opinion columnist Barry Ritholtz interviews Dave Butler of Dimensional Fund Advisors about how athletes manage their wealth. Butler, a star college basketball player who was drafted by the Boston Celtics, went on to become Dimensional's co-CEO and head of global financial advisor services. He is also on the firm’s executive committee and has been involved with strategic vision and decision-making for many years. 

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Bloomberg Opinion columnist Barry Ritholtz interviews Paul Vigna, a Wall Street Journal reporter who covers the cryptocurrency sector. His most recent book, co-authored with Michael J. Casey, is "The Truth Machine: The Blockchain and the Future of Everything." He and Casey also co-authored 2015's "The Age of Cryptocurrency: How Bitcoin and the Blockchain Are Challenging the Global Economic Order."

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Bloomberg Opinion columnist Barry Ritholtz interviews Grammy-winning guitarist Laurence Juber, whose playing fuses folk, jazz, blues, pop and classical styles. First internationally recognized as lead guitarist in Beatle Paul McCartney’s group Wings, Juber has released 25 solo albums.

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Bloomberg Opinion columnist Barry Ritholtz interviews Todd Harrison, a founding partner and chief investment officer at the hedge fund CB1 Capital, which focuses on cannabinoid-based solutions and biopharmaceutical applications and therapies. Prior to his work with CB1 Capital, Harrison spent almost three decades on Wall Street managing risk and researching financial market strategies. He was also the

founder and CEO of Minyanville Media Inc., an Emmy-winning financial media company covering global markets in real time. 

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Bloomberg Opinion columnist Barry Ritholtz interviews Dr. Raife Giovinazzo of Fuller & Thaler Asset Management, a leader in applied behavioral finance. Giovinazzo conducts research using market insights to enhance investment processes at the firm. Prior to joining Fuller & Thaler, Dr. Giovinazzo was a researcher and co-portfolio manager with BlackRock's Scientific Active Equity group. He has a Ph.D. in finance as well as an MBA in analytic finance, economics and statistics, and studied under Nobel-winning pioneers of behavioral economic Daniel Kahneman and Richard Thaler.

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Bloomberg Opinion columnist Barry Ritholtz interviews former senator George Mitchell, a leading figure in the Democratic Party who was credited with helping them win back the Senate majority in 1986.Mitchell was elected majority leader in 1989, a position he held until his retirement from the Senate in 1995. He was known among his colleagues in the Senate as an honest leader and skillful legislative strategist. After leaving the Senate, Mitchell was instrumental in negotiating a peace agreement in Northern Ireland and was awarded the Presidential Medal of Freedom. 

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Bloomberg Opinion columnist Barry Ritholtz interviews Cal Turner Jr., who in 1965 began his career at the company founded by his father and grandfather in 1939: Dollar General. He succeeded his father as president in 1977 and as chairman in 1988. At the time of his retirement in 2003, Dollar General had grown into a New York Stock Exchange retailer with more than 6,000 stores in 27 states and annual sales in excess of $6 billion. He is the author of "My Father's Business: The Small-Town Values That Built Dollar General into a Billion-Dollar Company." 

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Bloomberg Opinion columnist Barry Ritholtz interviews Libby Cantrill, a managing director and head of public policy at PIMCO. In addition to coordinating the firm's response to policy issues and analyzing political events for the firm’s investment committee, she is a member of the firm’s Americas portfolio committee. She is also a founding member of PIMCO Parents, an initiative focused on supporting parents and families, and PIMCO Women, whose mission is to attract, retain and develop women. Prior to joining PIMCO, she worked as a legislative aide in Congress and at Morgan Stanley's investment banking division. 

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Bloomberg Opinion columnist Barry Ritholtz interviews Ed Yardeni, the president of Yardeni Research Inc., a provider of independent global investment strategy research. Dr. Yardeni previously served as chief investment strategist for Oak Associates; chief investment strategist and managing director of Prudential Equity Group; chief investment strategist for Deutsche Bank; and chief economist for C.J. Lawrence, Prudential Securities and E.F. Hutton. Yardeni recently published the book "Predicting the Markets: A Professional Autobiography."

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