Randi Zuckerburg

Randi Zuckerberg, sister of Facebook founder Mark Zuckerberg, is writing a memoir about her years at the social network website where she was once director of marketing, publisher HarperCollins said on Thursday.

Randi Zuckerberg, sister of Facebook founder Mark Zuckerberg, is writing a memoir about her years at the social network website where she was once director of marketing, publisher HarperCollins said on Thursday.