Mark Mathieson is a psychologist with more than 25 years’ experience specialising in human performance, resilience, and nature-based mental health.

A former Military Psychologist with Australian Special Forces, Mark deployed to the middle east area multiple times before going on to support individuals, organisations and communities operating in high-stakes environments.

He is also the consulting psychologist for Alone Australia, and previously for other formats like Australian Survivor and SAS Australia: Who Dares Wins.

Mark is the founder of 100% Pure Human, a movement dedicated to helping people reconnect with the fundamental human experiences that support wellbeing, resilience and meaningful living.

He is also a writer, father of four, and passionate advocate for the restorative power of the outdoors.