Dr. Geoff Tabin is a medical visionary, humanitarian, accomplished mountain climber, professor of ophthalmology and global medicine at Stanford University, and co-founder of the Himalayan Cataract Project, a nonprofit organization working to eradicate preventable blindness in the developing world.

Jill Bolte Taylor is the author of My Stroke of Insight: A Brain Scientist's Personal Journey and a neuroanatomist - a brain scientist who studies the anatomy of the brain. Her personal experience with a massive stroke and her subsequent eight-year recovery informed her work as a scientist and speaker. Named one of TIME magazine’s “100 most influential people in the world,” she shares her story and insights on the commonalities among all of us and how the intersection between logic and creativity will help you take charge of your thoughts and directly influence your level of happiness.