Gretchen Rubin is the New York Times bestselling author of several books about happiness and human nature, and in this episode she explains how to engineer a better life using the power of habits.

Jay Sanguinetti, PhD - Brain Stimulation Technology

Dr. Jay Sanguinetti, Chief Scientific Officer at Alchemas and Associate Director of the Center for Consciousness Studies, discusses his ultrasound technology for enhancing mindfulness and cognition.

Andrew Hill, PhD - Brain Fitness, Biofeedback & Nootropics

Dr. Andrew Hill is a neuroscientist, entrepreneur, and biohacker. He's the Founder of Peak Brain Institute, a brain fitness center, and Lead Neuroscientist at TruBrain, a nootropics company. He discusses a wide range of brain topics, including neurofeedback, brainwaves, and nootropics.

Dr. Erik Won - Neurotech & PTSD with a Navy Surgeon

Dr. Erik Won, a Harvard-trained U.S. Navy Flight Surgeon and former CTO at Boeing, delves into the science behind an innovative therapy for treating PTSD called magnetic e-resonance therapy (MeRT).

Tucker Peck, PhD - Clinical Psychology, Meditation & Sleep

Clinical psychologist and meditation teacher Dr. Tucker Peck talks about the synthesis of western psychology and eastern mind training, as well as the waking up vs. growing up paradigm.

Donald Hilton, MD - How Porn Rewires the Brain

Donald Hilton, M.D., a neurosurgeon and internationally recognized expert on the neuroscience of pornography, describes how porn affects the brain.

Sean Fargo - From Businessman to Monk

Sean Fargo, a meditation teacher and Founder of Mindfulness Exercises, talks about his rigorous training as a Buddhist monk and how it transformed his mind.

Jill Bolte Taylor, PhD - Taking Control of Your Brain

Famous neuroanatomist Dr. Jill Bolte Taylor talks about the brain hemorrhage that led to her stroke of insight, the inner workings of a human brain, and how to become your best self.

Nelson Dellis - The Mind of a Memory Champion

4x USA Memory Champion Nelson Dellis discusses the mechanics of memory and tells us how to remember (and forget) anything.

Michael Taft - Deep Mind Training

Bestselling author, podcaster, and meditation teacher Michael Taft discusses frameworks for understanding the mind and methods for deep mind training.

Tal Ben-Shahar, PhD - The Science of Happiness

Harvard psychologist and bestselling author Dr. Tal Ben-Shahar discusses the science of happiness and how we can all lead happier lives.

Tamara Russell, MSc, PhD, PsyD - Martial Arts, Neuroscience & Mindfulness

Author, lecturer and black belt, Dr. Tamara Russell talks about her training in Shaolin Kung Fu and the neuroscience of martial arts and mindfulness.

Michelle Zellner, MSc - Nutrition & Behavioral Change

Michelle Zellner is the Founder of Better Beings and author of The YOU Revolution. We discuss behavioral change and how to think about nutrition for an optimal mind.

Steve Taylor, PhD - The Psychology of Self-Transcendence

Dr. Steve Taylor talks about self-transcendence and peak experiences (famously coined by psychologist Abraham Maslow) and gives a psychological view of what causes them to occur.

Melanie Greenberg, PhD - Creating a Stress-Proof Brain

Dr. Melanie Greenberg is a clinical psychologist and consultant who wrote the bestselling book The Stress-Proof Brain. We discuss getting off of autopilot, the neuroscience of stress, and some direct tips for creating your own stress-proof, or at least stress-resistant, brain.

Bob Roth - The Science of Transcendental Meditation (TM)

Bob Roth is the CEO of the David Lynch Foundation, bringing TM to millions of people worldwide, and has taught the technique to numerous celebrities, including Oprah and Tom Hanks.

Laura Bakosh, PhD - Inner Exploration

Laura Bakosh is the Co-Founder of Inner Explorer, which has brought mindfulness to over 1 million students. Previously, Laura worked in GE's healthcare division for 13 years before co-founding her mindfulness and mental health organization and has spoken at major venues like TEDx and Wisdom 2.0.

Diana Winston - The Spectrum of Awareness

Diana Winston is the Director of Mindfulness Education at UCLA Semel Institute’s Mindful Awareness Research Center (MARC). She wrote The Little Book of Being and was called "one of the nation's best-known teachers of mindfulness” by the LA Times.

Judson Brewer, MD, PhD - Mindfulness & Addiction

Dr. Judson Brewer, M.D., Ph.D. is a psychiatrist, neuroscientist, author, and Founder of MindSciences, Inc. He has used his skill set to research and develop treatments for addiction using mindfulness meditation.

Jiro Taylor - Self-Inquiry & Living in Flow

Jiro Taylor is the Founder & CEO of the Flowstate Collective, a company dedicated toward helping leaders, CEOs, and entrepreneurs achieve self-mastery. He went from studying Zen Buddhism in Japan to making millions in the corporate world before finding a balanced and fulfilling life.