John Dioso has been the Editor of Ad Age Studio 30, overseeing all Ad Age’s custom and branded content, since August 2018. During his career, Dioso has overseen some of the most popular and celebrated media brands in the world, including Cosmopolitan, Rolling Stone, Glamour, Martha Stewart Living and Us Weekly. As Executive Managing Editor of Cosmopolitan, his management of the editorial team helped lead the magazine to the first National Magazine Award in its history. Before that, Dioso was the longtime Deputy Managing Editor of Rolling Stone. During his tenure, Rolling Stone won numerous awards, including the 2007 National Magazine Award for General Excellence. In 2010, he edited Rolling Stone's best-selling special issue "The Beatles: 100 Greatest Songs." Dioso lives in Brooklyn with his wife, cat and way too many guitars. They have three daughters.