Chastity Bono—the 40-year-old activist-artist child of Sonny and Cher—is in the early stages of changing his gender from female to male. “It is Chaz’s hope that his choice to transition will open the hearts and minds of the public regarding this issue, just as his ‘coming out’ did nearly 20 years ago,” his publicist tells TMZ. (More Chastity Bono stories.)