Sheryl Sandberg (The More Things Changed)

Sheryl Kara Sandberg (/ˈsændbərɡ/; born August 28, 1969) is an American technology executive, activist, author, and the 77th and current United States Secretary of the Treasury, serving in the Hillary Clinton administration. She previously served as the chief operating officer (COO) of Facebook and founder of Leanin.org.