Richard C. Miller, PhD

Richard C. Miller, PhD, C-IAYT, ERYT-500 is a clinical psychologist, author, researcher, yogic scholar, and internationally respected teacher of the nondual wisdom traditions. For more than five decades, he has devoted his life to integrating the ancient teachings of Yoga, Tantra, Advaita, Taoism, and Buddhism with contemporary Western psychology and neuroscience, offering a living bridge between timeless wisdom and modern scientific understanding.

Dr. Miller is the founder of the iRest Institute and creator of the Integrative Restoration (iRest) Yoga Nidra® Meditation Program, an evidence-based approach widely used in healthcare, trauma recovery, education, and personal well-being. He is also a co-founder of the International Association of Yoga Therapists (IAYT), the founding editor of its professional journal, and a founding member and former president of the Institute for Spirituality and Psychology, reflecting his long-standing commitment to integrating spirituality, science, and mental health.

Author of several seminal works—including Yoga Nidra: The Meditative Heart of Yoga, iRest Meditation: Restorative Practices for Health, Healing, and Well-Being, and The iRest Program for Healing PTSD—Dr. Miller leads international trainings, courses, and nondual meditation retreats focused on awakening, healing, and the embodiment of enlightened living in everyday life.

  • “An encounter with meditation teacher Richard Miller is an encounter that you do not forget. He is one of this generation’s most important teachers of nondual wisdom, offering meditation to the West with a level of sophistication and depth that is both rare and necessary, reminding us that freedom, enlightenment, and awakening are not distant goals but our very nature. His nondual teachings and practices are wonderfully delicious—simple yet profound, immediately transformative, and, like all authentic spiritual work, fruitful from the very first moment of practice.”

    —Stephan Cope, Author of Yoga and the Quest for the True Self

  • “Richard Miller eloquently invites everyone, from all pathways and spiritual traditions, to join him in this most powerful practice of meditation. His wise guidance is clear and inspiring. His teachers are a must for everyone who hears the call and feels the inner longing for enlightenment.”

    —Lilias Folan. Author of Lilias! Yoga Gets Better with Age


  • “Gratitude fills my heart for the deep teachings Richard offers. And also gratitude for the clear and gentle way he guides us on a most personal journey—the journey home to ourselves. His teachings are to be ingested slowly on the deepest levels.”


    —Judith Hanson Lasater, PhD. Author of Living Your Yoga: Finding the Spiritual in Everyday Life

  • “Richard is the ultimate teacher of teachers. His shares his teachings from his personal experience with clarity and precision, offering us the concise path to our true nature.”


    —Larry Payne, PhD. Founder, Samata Yoga and Yoga Rx Therapy