In his journey to becoming one of Silicon Valley's most influential entrepreneurs and investors, LinkedIn cofounder and Greylock partner Reid Hoffman has seen the full scale of success, failure, and everything in between. Sometimes, a startup outgrows its chief executive. Hoffman stepped down as CEO of LinkedIn, twice, when he realized he wasn't the best fit for the job. In an interview with tech industry veteran Elad Gil for his new book "High Growth Handbook," Hoffman reveals what he looks for in candidates for CEO when the board of directors has lost faith in the current CEO's abilities.