Keah-Choon Tan is Associate Dean of Academic Affairs and Professor of Operations Management in the Lee Business School at the University of Nevada, Las Vegas. Prior to academia, Dr. Tan was a hospital administrator and an account comptroller of a manufacturing firm. He holds certifications in purchasing management (CPM) and production and inventory management (CPIM). In addition to serving as editor, as co-guest editor, and on the editorial boards of academic journals, he has published articles in the areas of supply chain management, quality, and operations scheduling in numerous academic jou...