Author, columnist, editor, investor, businessman, television producer, and host of several shows on PBS. Columnist for ABC News, op-ed contributor for The Wall Street Journal, contr...
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Author, columnist, editor, investor, businessman, television producer, and host of several shows on PBS. Columnist for ABC News, op-ed contributor for The Wall Street Journal, contributing editor to Wired, and editor-in-chief of Edgelings.com.
