Dr. Matthew Campbell is a licensed clinical psychologist, author, and founder of Our Primal 5, a practical self-care framework focused on the five foundations of mental and physical health: sleep, sunlight, movement, social connection, and consumption.
With years of clinical experience, Dr. Campbell helps people cut through overwhelm and focus on small, sustainable behaviors that actually improve mood, energy, and resilience. His work bridges science and real life—offering structure without rigidity and progress without perfection.
Dr. Campbell is the co-author of Our Primal 5: The Simple 5-Week Guide to Self-Care, and his mission is simple: help people feel better by doing less—but doing the right things consistently.