According to CNBC, Facebook has announced that Sheryl Sandberg, its current COO, has joined its board of directors, as its first female member. Sandberg has emerged as a key figure at Facebook since joining the company four years ago. According a story on Business Insider, the way CEO Mark Zuckerberg introduced her to the team was quite memorable, as recanted by employee 51, Katherine Losse: “Sheryl and I met at a party and we immediately hit it off,” Mark announced. Continue Reading