2025 Speaker Lineup

September 24-26, 2025

KEYNOTE SPEAKERS

Tom Root is the Co-Founder of Maker Works Ann Arbor and Managing Partner at Zingerman’s Mail Order, where he champions the power of Continuous Improvement beyond manufacturing. As Zingerman’s Lean Guru, he inspires teams to apply Lean principles in work and life, making systems not just effective—but surprisingly exciting.

Ryan Tierney is a bestselling author, podcast host, and passionate Lean enthusiast known for his ability to simplify Lean concepts and make them accessible to everyone. As the host of Lean Made Simple, he shares expert insights and real-world success stories, inspiring organizations worldwide to embrace Lean thinking for transformational results.

Stephan K. Thieringer is a globally recognized thought leader, executive coach, and human innovation pioneer, ranked among the world’s top coaching experts. As the founder of the Human Innovation Garage, he empowers individuals and organizations to create lasting behavioral change, fostering psychological safety, team alignment, and transformative leadership.