article thumbnail

Act Like a Leader Before You Are One

Harvard Business Review

In late 2010, after ten years at Citi, Heather Espinosa was promoted to managing director. Mike Subelsky, the co-founder and CTO at Staq, a tech start-up that makes software for digital advertising companies, spent most of his early career in roles with lots of responsibility, but not much authority. "I

CTO 12