Jacob Weisberg was born in 1964. Weisberg is the editor-in-chief of Slate. He is a frequent commentator on National Public Radio. He previously worked for The New Republic, was a contributing writer for the New York Times Magazine, and a contributing editor to Vanity Fair. Weisberg is the inventor and author of the "Bushisms" series. He is also the author, with Robert Rubin, of In An Uncertain World . Weisberg's first book, In Defense of Government, was published in 1996.