Michael Ballé, PhD, is a lean management practitioner, business writer, and author. He is co-author of The Gold Mine Trilogy, The Lean Strategy, and The Lean Sensei.

For over 25 years, he has studied first-hand lean transformations, helping companies and people in fields such as manufacturing, engineering, construction, services, and healthcare make the transition to different ways of working and managing.

As a managing partner of ESG Consultants, Ballé coaches executives on how to obtain exceptional performance through lean tools, principles, and different management attitudes. His main coaching technique is the "real place visit," where he helps senior executives learn how to really see their own shop floors, teach people the spirit of kaizen, and reach the right conclusions for the whole business.

An engaging and colorful public speaker, Ballé also is an experienced workshop facilitator, an associate researcher at Télécom ParisTech's Projet Lean Enterprise, and co-founder of the French Lean Institute. Ballé holds a doctorate from the Sorbonne in Social Sciences and Knowledge Sciences. He is co-founder of the Project Lean Entreprise and the Instituet Lean France.

Nicolas is founder and CEO of Aramisauto.com a hyper growth digital company that transforms the car purchase experience. He started writing with Michael Ballé to get clarity on his learning experience of lean leadership in day-to-day management. He is one of six lean experts who are co-authors of the book The Lean Sensei.

Business processes owner (Reglementation compliance and Project and product documentation), digital transformation enabler and lean questioner.

Partner with Lean Sensei Partners, member of the French Lean Institute, leader in the agile community, and expert of the obeya approach in the IT and digital worlds.

Daryl has over 15 years of experience from working with Lean Production as both a practitioner in industry and as an academic researcher. He has an M.Sc. in Lean Manufacturing from the University of Wales (UK) and a Ph.D. in Lean Production Planning and Control from NTNU (Norway).

Daryl began his career as Continuous Improvement Champion at Schaeffler (UK) Ltd., before moving to Norway in 2009. More recently, he led the development and global deployment of The KONGSBERG Way – the corporate lean programme of Kongsberg Maritime Subsea, a project-based solutions provider of advanced underwater sensor systems that received the Norwegian Lean Enterprise of the Year award in 2017.

In the same year, Powell received the prestigious Shingo Research Award as co-editor of The Routledge Companion to Lean Management. In addition to his position at SINTEF, Daryl is also adjunct professor at the Norwegian University of Science and Technology (NTNU).

He has over 50 publications in International Journals and peer-reviewed conference proceedings, and is co-author of the 2019 LEI best-seller The Lean Sensei – Go, See, Challenge. Daryl is also an experienced presenter and keynote speaker, having spoken at a number of lean summits and conferences worldwide.

Eivind Reke is a writer, partner at Flowit, as well as the co-founder organizational secretary of LOS Norge, a knowledge-sharing network of learning organizations in Norway.