Sheryl O’Loughlin is a serial entrepreneur and author of KILLING IT! An Entrepreneur’s Guide to Keeping Your Head Without Losing Your Heart (Harper Collins, December 2016). She has served as the CEO of Clif Bar, where she led the concept development and introduction of Luna bars. She then went on to co-found and serve as CEO of Plum Organics. She was the Executive Director of the Center for Entrepreneurial Studies at the Graduate School of Business at Stanford University. Sheryl is currently CEO of REBBL, a fast-growing maker of plant-based drinks.