Meet our contributors

Jodi Tosini is a writer, educator, and co-founder of Team UNMESSABLE, with a BA from Columbia University and a Master of Education in History. She writes about founder psychology, decision-making, and the mental habits that separate people who grow from people who stall.

Roger Sartain is a senior executive, strategist, and contributor at Mindset with degrees in Electrical Engineering and Business Administration. He writes about leadership, organizational design, and the operational decisions that determine whether teams and businesses scale or stall.

David Kirby is a professor at Missouri State University and contributor at Mindset, holding a BA from the Catholic University of America and a Juris Doctor from Washington University in St. Louis. He writes about leadership, workplace psychology, and the strategic thinking frameworks that help managers and founders make better decisions.

Carson Coffman is a writer and contributor at Mindset with a background in sports journalism and coaching — including work with Sports Illustrated and experience as a defensive coordinator. He holds a BBA in Business Administration and Marketing and writes about leadership, strategy, and entrepreneurship through the lens of performance and competitive thinking.

Daniel Burke-Aguero is a writer and professor at the University of Missouri with a background in applied science and organizational psychology. He writes about leadership, workplace behavior, and professional growth — drawing on behavioral research and firsthand teaching experience to make complex ideas practical.