Abstract: Organizations increasingly rely on quantitative metrics to guide decision-making, resource allocation, and performance evaluation. While measurement provides valuable insights, it simultaneously creates powerful behavioral incentives that can systematically undermine organizational effectiveness. This article examines the phenomenon of measurement distortion—the process by which metrics shift organizational attention, resources, and values away from unmeasured but critical activities. Drawing on research from organizational behavior, public administration, healthcare management, and educational policy, we explore how measurement systems create unintended consequences across industries. We analyze the mechanisms through which metrics reshape organizational culture and present evidence-based strategies for designing measurement systems that illuminate rather than distort. The article provides practitioners with frameworks for balancing quantitative accountability with the protection of unmeasured value, ultimately arguing that measurement mastery requires equal attention to what organizations choose not to measure.