LEIGH GALLAGHER is the senior editor-at-large at Fortune and serves as the host of Fortune Live, Fortune.com's weekly show featuring interviews and analysis from business newsmakers. Leigh is also a cochair of the Fortune Most Powerful Women Summit and Most Powerful Women Next Gen Summit, and she oversees Fortune's 40 Under 40 multiplatform editorial franchise. Leigh is a seasoned business news commentator, appearing regularly on MSNBC's Morning Joe, CBS This Morning, Face the Nation, CNBC's Squawk Box, public radio's Marketplace, and a variety of other programs. She is also a frequent speaker at Fortune conferences as well as a seasoned moderator and keynote speaker. Leigh's first book, The End of the Suburbs: Where the American Dream Is Moving, published in 2013, has been described as a "first-rate social history," a "steel fist in a velvet glove," and "fascinating reading on changing trends in how and where we live." Leigh is a member of the Council on Foreign Relations; from 2012–2014, she was a visiting scholar at the Business and Economic Reporting Program at the Arthur L. Carter Journalism Institute at New York University. Before joining Fortune in 2007, Leigh was a senior editor at SmartMoney and a writer for Forbes. Originally from Media, Pennsylvania, Leigh is a graduate of Cornell University and lives in New York.