Jack, an advisor to thousands of entrepreneurs and business leaders on how to sharpen their networking and relationship development skills, is a serial entrepreneur who has used networking to start and grow nine businesses in Asia, Europe and Latin America. He’s the author of “Network All the Time, Everywhere With Everybody: Master Your Life & Career.” He speaks at industry and corporate events on how to create key relationships skills. He has degrees from Yale and MIT and spent two decades as an adjunct professor at three business schools.