Tet | Productive and Free March 19, 2018 2018-1st 3 Takeaways from Lean In by Sheryl Sandberg Tet | Productive and Free March 19, 2018 2018-1st Now more than ever, women need to reach higher and believe in themselves. In Lean In, bestselling author and Facebook COO Sheryl Sandberg shares how we can do just that and avoid some mistakes along the way. My 3 Takeaways inside.