David Margolick is leaving Vanity Fair for Portfolio, Media Mob has learned. Margolick, who most recently wrote a profile of Eliot Spitzer, has been a contributing editor at Vanity Fair since 1996 and covered culture and politics there. He made his big bones in a long stint at The New York Times (for which he covered the O.J. Simpson trial).

Margolick will become a contributing editor at Portfolio and he is expected to start at the end of the month. Perri Dorset, Portfolio‘s spokesperson, confirmed the news.

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