Ex-Instagram consultant Arturo Bejar, set to testify in Congress on Nov. 7, says Meta didn't sufficiently act on its Well-Being Team's findings to protect teens (Jeff Horwitz/Wall Street Journal)

Jeff Horwitz / Wall Street Journal:

Ex-Instagram consultant Arturo Bejar, set to testify in Congress on Nov. 7, says Meta didn’t sufficiently act on its Well-Being Team’s findings to protect teens  —  When a Meta security expert told Mark Zuckerberg that Instagram’s approach to protecting teens wasn’t working, the CEO didn’t reply.