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In observance of the 2024 holiday season, Sage offices will be closed Monday December 23rd through Wednesday January 1st. Normal operations, including shipping for orders placed during the closure, will resume on Thursday January 2nd. For technical support during this time, please visit our technical support page for assistance options. 

We wish you a wonderful holiday season. Thank you. 

William D. Marelich California State University, Fullerton, USA

William D. Marelich, Ph.D., is an Assistant Professor of Psychology at California State University, Fullerton. He is also a lecturer at UCLA and a consulting statistician with the UCLA Health Risk Reduction Projects. Dr. Marelich received his Ph.D. in Social Psychology from Claremont Graduate University and was an NIMH post-doctoral fellow at UCLA. He teaches courses in health psychology, close relationships, and quantitative methods. His research interests include decision-making strategies in health and organizational settings, patient-provider interactions, interpersonal relationships, and statistical/methodological approaches in experimental and applied research. He surfs as a hobby for health and peace of mind.