Debra has been implementing lean principles for over 40 years, starting as a child at home with her parents. She has worked in the automotive, health care and consulting industries in over 50 countries. She is currently teaching lean courses at the University of Michigan and is the owner of a vegan gluten-free food truck and baked goods business.

Steve enables continuous improvement in Edinburgh Napier University, where he works as an internal consultant. In his role he facilitates and runs interventions, from "process reviews" to more tailored workshops; and delivers support and advice informally and formally in terms of consultancy, coaching and training. Externally to the University he chairs Lean HE, the international organisation for continuous improvement in universities and coaches senior leaders in facilitation and change. He sits as Secretary on the Board of the International Association of Facilitators. In previous roles he has worked with a number of Universities, including establishing the 'Lean team' in the University of St Andrews where he co-designed the Lean 'St Andrews Model' and established their internationally successful consultancy service. In 2016 he authored "Lean Universities" in the Shingo Prize Winning 'Routledge Companion to Lean Management'. He edited the book 'Global Lean for Higher Education: A Themed Anthology of Case Studies, Approaches, and Tools' published 2019.