49:34Camille Fournier explains why engineering management is a technical discipline that becomes more important as teams grow. She offers practical advice for new managers: build regular one-on-ones and team routines, address interpersonal problems early, and help teammates collaborate. She cautions managers against trying to solve team problems by writing code, while encouraging them to stay technically engaged and use delegation, coaching, and clear expectations. She also discusses engineering team culture, hiring for shared values, recognizing good work, and how leadership can come from managers and individual contributors alike.