Tzuo, Tien: - Tien Tzuo, Founder and CEO of Zuora, evangelized the shift to subscription and service-based business models, coining the phrase "Subscription Economy." In an effort to empower this new economy, Tien created what became an award-winning monetization suite capable of powering any recurring revenue model. Before Zuora, Tien was one of the "original forces" at Salesforce, joining as employee number 11. In his 9 years at Salesforce, he built its original billing system, later serving as Chief Marketing Officer and Chief Strategy Officer. Tien is also the author of the USA Today, LA Times and Amazon best-selling book, Subscribed, which has sold over 100,000 copies in 14 languages around the world. He holds a BS in electrical engineering from Cornell and an MBA from Stanford's Graduate School of Business. Tien was born in Taiwan and raised in Brooklyn, New York.