9 out of 10 startups fail. This is a gloomy number. However, it has never stopped entrepreneurs from hedging their bets to create successful companies. And I want to help entrepreneurs, whether they’re first, second, or third-time founders, increase their odds of success. So this week, I talked to Tom Eisenmann about his new book, Tom is the Howard H. Stevenson Professor of Business Administration at Harvard Business School and holds the Peter O. Crisp Faculty Chair at Harvard Innovation Labs.