Kristin Neff, Ph.D., is an Associate Professor of Educational Psychology at the University of Texas at Austin and a pioneer in self-compassion research, having conducted the first empirical studies in the field. She is the author of Self-Compassion: The Proven Power of Being Kind to Yourself (William Morrow, 2011) and co-founded the nonprofit Center for Mindful Self-Compassion (CMSC).

Eric Jorgenson is an entrepreneur, writer, and investor who has been publishing online since 2014, with his blog reaching over a million readers. He is on the founding team of Zaarly and is the author of The Almanack of Naval Ravikant (1M+ copies sold), The Anthology of Balaji, and The Book of Elon. He focuses on curating useful ideas from notable thinkers and doers.

Charles Duhigg is an American journalist and non-fiction author.

Robert Greene is an American author of books on strategy, power, and seduction.

Michael Michalowicz is an American author, entrepreneur, and lecturer known for his irreverent, practical approach to building healthy, profitable companies.

Julius Spes is the author of *Liberating Happiness: 3 Guides to Living a Fulfilled Life Amidst Challenging Situations* and the audiobook *Liberation Psychology*, which offers seven steps to self-rejuvenation and mental resilience. His work focuses on happiness and psychological well-being.