Helen Gurley Brown, editor-in-chief of Cosmopolitan and author, died August 13 at 90. She wrote her first bestseller, Sex and the Single Girl, in 1962, and then worked at Cosmopolitan for more than 30 years.

“Helen Gurley Brown was an icon. Her formula for honest and straightforward advice about relationships, career and beauty revolutionized the magazine industry,” said Frank A. Bennack, Jr., CEO of Hearst Corporation. “She lived every day of her life to the fullest and will always be remembered as the quintessential ‘Cosmo girl.’ She will be greatly missed.”

Brown was the author of, among others, The Late Show: A Semiwild But Practical Survival Plan for Women Over 50, Dear Pussycat: Mash Notes and Missives from teh Desk of Cosmopolitan's Legendary Editor, The Writer's Rules: The Power of Positive Prose--How to Create It and Get It Published, and I'm Wild Again: Snippets from My Life and a Few Brazen Thoughts. Most recently, PW interviewed Brown in 2004.