https://www.cnbc.com/2018/11/16/facebook-cfo-david-wehner-joins-alector-board-focused-on-alzheimers.html

Facebook CFO David Wehner has joined the board of Alector, a biotech company that is working to develop treatments for Alzheimer's disease.

This is the first time that Wehner has joined a board outside of Facebook since he took the job in 2014. He previously served on the board of StubHub.