The book "Decision Analysis, Location Models, and Scheduling Problems" offers a comprehensive introduction to the fields of decision-making, location analysis, and project and machine scheduling. It connects these topics to promote a deep understanding of the various levels of decision-making: strategic, tactical, and operational. The authors have made an effort to ensure a uniform notation and a consistent style to maximize readability and comprehensibility. This textbook is aimed at advanced students as well as practitioners who wish to engage with decision-making models. The focus is on the models themselves rather than on the solution methods, making it a valuable resource for anyone involved in the science of decision-making.