I have never encountered anyone in my life, like Stephen de Groot he is a powerhouse of energy, ideas and passion. I love what he has created in this model for improving the lives of leaders, parents, employees, young people, and children. The Book will make the world better.
-Dr. Jean Clinton, MD FRCP(C), Clinical Professor Psychiatry and Behavioral Neurosciences, author of "Love Builds Brains"

Stephen's work is deeply insightful, creative, and accessible. He has a unique way of getting at the power of humanity. His model is comprehensive, and powerful. The CORE Algorithm - his model - is unique, practical and deep. Guaranteed to increase your capacity to solve vexing problems for individuals, organizations and society.
- Michael Fullan, OC, Professor Emeritus, OISE/University of Toronto, World Renowned Author

This model is so cool and exciting. It has infinite potential for unlocking a formula for human thriving. the possibilities for positive impact, with everyone, everywhere, is immeasurable. It will change lives and save lives.
- Dr. Kate Stone, Physicist, CEO Novalia, Creative Scientist and Human Enthusiast

Through the deepest of personal tragedy to highs of professional military leadership, Stephen has stood shoulder to shoulder with me, encouraging inspiring, and equipping me through the CORE Algorithm- making the complex simple and compelling me positively forward into my potential.
- Paul "Simmo" Simmons, F-35 Pilot, Squadron Commander

This CORE Algorithm is not another self-help program. It's a powerful set of tools understanding relationships and elevating human potential. The model does what it says it does. No matter who you are, it will help you and the people you care about, get to better.
- Rev. Dr. Christopher Pugh, PhD Physics (Quantum Information)