Dr. Robert Kegan, Professor of Education, Emeritus, Harvard Graduate School of Education and renowned expert in leading change, gives a lecture on immunity to change – The core constraining mindset or “big assumption” that creates a tension between a person’s sincere intention for behavioral change and the resistance or difficulty they find in implementing that change. The ITC process helps surface the competing emotional priority which, once addressed well, allows for the shift to happen far more swiftly and permanently (2012).