Can Tim Ferriss’s Tribe Of Mentors Really Help You? Reviewing the self-help guru's new 600-page book, Fast Company's Lydia Dishman wonders whether the shortcutting phenomenon has reached its limits.

There are certain books that every entrepreneur knows. Stephen Covey’s “The Seven Habits of Highly Effective People” is a classic, and Simon Sinek’s “Start With Why” has helped thousands of innovators ...