Matthieu Ricard is a PhD in cell genetics who became a Buddhist monk and has studied Buddhism in the Himalayas for the last 50 years. He is a humanitarian, an author, and a photographer. His books include Altruism: The Power of Compassion to Change Yourself and the World. He devotes all the proceeds of his activities to humanitarian projects in Asia, through Karuna-Shechen, the organization he co-founded, which benefits over 450,000 people every year.