Leadership Team

The Leadership Team

ShiftGear Work Design is a partnership that brings together the expertise of hands-on industry veterans and a well-known academic whose theories and study of system dynamics and organizations are highly regarded.


Don Kieffer


Don was Vice President of Operational Excellence at Harley-Davidson. He has been consulting around the world and has taught at business schools in Moscow, Copenhagen, Luxembourg, and Zagreb. He is a Senior Lecturer at MIT, where he runs a two-day Executive Education course and teaches in the Executive MBA program.


Nelson Repenning

Partner, Chief Social Scientist

Throughout his career, Nelson has focused on understanding the factors that contribute to the successful implementation, execution, and improvement of business processes. His award-winning research has been recognized by the California Management Review and the Journal of Product Innovation Management. He also received the Jay W Forrester prize for the best work in the field.

Mark Schwiebert

Managing Partner

Before joining ShiftGear, Mark spent 27 years working for BP in various roles in the US and Europe, ultimately serving as the Head of Procurement for North America Fuels. Mark holds a degree in Procurement and Operations Management. As a Partner with SG, he has been able to bring his experience to large, global, multinational corporations, medium-sized businesses, and small privately-owned businesses in the US, Europe, and Asia. 


Sheila Dodge


Sheila is both a Partner at ShiftGear and the Director of Operations and Development for the Genomics Platform at the Broad Institute in Cambridge, MA. She directs a team of over 150 scientists, engineers, and laboratory technicians who develop and run DNA sequencing production processes. Sheila is Six Sigma, Black Belt certified and works across many boundaries between the science, technology, process development, and operations.