Sheryl Sandberg leaves Facebook after 14 years

Sandberg has served as chief operating officer at the social media giant for 14 years

Sandberg will stay on Meta's board of directors, according to the company. 

She plans to spend her time focusing on philanthropy and her foundation.  

She joined from Google in 2008, four years before Facebook went public.

Sandberg has served as chief operating officer at Facebook for 14 years. 

At Facebook, Sandberg oversaw advertising strategy, hiring, firing and other management issues. 

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