Author @harvardbiz; @Columbia prof; @WSJ bestselling author of The Long Game. @Forbes says my newsletter inspires to think deeper and challenge yourself. 🔗 ⬇️
It’s especially hard to deal with an unreliable colleague when you genuinely like them.
With Elizabeth Holmes back in the news, my latest for @CNBC shares 5 ways to protect your own work when a co-worker keeps overpromising. cnbc.com/make-it/2026/1…