Sharon Olivier is Senior Faculty and Consultant in Leadership and HR Development at Hult Ashridge Executive Education. She is a contributing author of Inspiring Leadership and Diamonds in the Dust.

Frederick Holscher, PhD, is a visiting professor at various business schools, and Adjunct Faculty at Hult Ashridge Executive Education. He is editor of Diamonds in the Dust and contributing author of Inspiring Leadership and Development is for People.

Colin Williams is Professor of Practice and Adjunct Faculty at Hult Ashridge Executive Education. He is founder and Director of Williams Leadership Development Ltd and co-author of Living Leadership: A Practical Guide for Ordinary Heroes.