Mark is an inner and outer explorer, who has devotedly studied mindfulness meditation practices for three decades. He is passionate about sharing the power of meditation and has taught Insight meditation retreats in five continents for the past twenty years.  Mark is a senior meditation teacher at Spirit Rock Meditation Center and has taught there since 2000.

Mark is an unabashed nature lover and, through his organization Awake in the Wild, he shares his passion for integrating meditation and nature. He leads wilderness meditation retreats from Alaska to Peru, taking people on inner and outdoor adventures. Through Awake in the Wild, Mark also leads year-long meditation-in-nature teacher trainings in the US. 

In order to share the fruits of meditation to wider audiences Mark founded The Mindfulness Institute, where he has brought mindfulness training programs to companies and the nonprofit sector across North America and Europe. Similarly, he co-founded the Mindfulness Training Institute where he leads Professional Mindfulness Teacher Trainings in the US and UK annually. 

Mark is the author of From Suffering to Peace: The True Promise of Mindfulness, Make Peace with Your Mind: How Mindfulness and Compassion Can Help Free You from the Inner Critic and Awake in the Wild: Mindfulness in Nature as a Path of Self-Discovery. 

Mark lives in Marin County, California and enjoys spending his free time hiking, biking and kayaking.