Dr. Sirias has a master’s degree in Industrial and Systems Engineering and a Ph.D. in Business Administration from The University of Memphis. He is also a certified Critical Chain Project Manager, TOCFE trainer, and TOCICO thinking process implementer. Dr. Sirias is currently a Professor in the Department of Management and Marketing at Saginaw Valley State University. Dr. Sirias’ research interests include how the Theory of Constraints can improve patient flow in Emergency Departments, Inpatient Units, Operating Rooms, and Outpatient Clinics. He is a co-author of the book: Smash the Bottleneck: Fixing Patient Flow for Better Care. In 2019, he was selected Practitioner of the Year by the Theory of Constraints International Certification Organization (TOCICO) for his work in education. Additionally, Dr. Sirias is the creator of the Problem Solving Maps methodology, an innovative approach to teaching mathematics. PSM is currently being used by hundreds of teachers in different countries. In 2022, Dr. Sirias received a $245,000 grant from the Michigan Health Endowment Fund to apply the Theory of Constraints to improve access to behavioral health clinics. In 2024, he received the Lifetime Achievement Award for his contribution to the TOC Body of Knowledge. In addition to his professional activities, Dr. Sirias is a former chess Olympiad.