Sarah Frier

Sarah Frier, author of “No Filter: The Inside Story of Instagram” (Simon & Schuster) and Anna Wiener, author of “Uncanny Valley” (MCD), discuss their new books with CBS News’ “60 Minutes +” correspondent Laurie Segall.

The Inside Story of Instagram

The COO inspires her fans, and her employees, to talk about sadness, even tragedy, at work. That can be healing – and very good for business.

Facebook's Really Big Plans for Virtual Reality