No idea what you're doing? No problem. Good managers are made, not born. Top tech executive Julie Zhuo remembers the moment when she was asked to lead a team. She felt like she'd won the golden ticket, until reality came crashing in. She was just 25 and had barely any experience being managed, let alone managing others. Her co-workers became her employees overnight, and she faced a series of anxiety-inducing firsts, including agonising over whether to hire an interviewee; seeking the respect of reports who were cleverer than her; and having to fire someone she liked. Like most...