Given the deluge of online mixtapes, loyalty to an old-fashioned, painstakingly curated terrestrial radio show is charmingly anachronistic. Yet some shows have retained their relevance, and attention ...

Michael Lewis’ new book, “Flash Boys,” relates a real-life techno thriller in which a trader who identifies and ultimately thwarts a scheme deployed by piratical “High Frequency Traders” to squeeze a ...

Edgar Perez, the author of “The Speed Traders: An Insider’s Look at the New High-Frequency Trading Phenomenon That Is Transforming the Investing World” and the forthcoming “Knightmare on Wall Street: ...