Teachers

Angela Yvonne Davis is an American political activist, philosopher, academic, and author. She is a professor at the University of California, Santa Cruz.

Eckhart Tolle is a German-born spiritual teacher and self-help author. His books include The Power of Now: A Guide to Spiritual Enlightenment, A New Earth: Awakening to Your Life's Purpose and the picture book Guardians of Being.

Avram Noam Chomsky is an American public intellectual: a linguist, philosopher, cognitive scientist, historian, social critic, and political activist. Sometimes called "the father of modern linguistics", Chomsky is also a major figure in analytic philosophy and one of the founders of the field of cognitive science.