Sydne Newberry

Photo of Sydne Newberry
Communications Analyst; Medical Editor for the Southern California Evidence-Based Practice Center; Professor, Pardee RAND Graduate School
Santa Monica Office


Ph.D. in nutritional biochemistry and metabolism, Massachusetts Institute of Technology


Sydne Jennifer Newberry is a communications analyst at the RAND Corporation, a professor at the Pardee RAND Graduate School, and the medical editor for the Southern California Evidence-Based Practice Center (SCEPC). Newberry has served as a literature reviewer and project lead for SCEPC evidence reviews in the areas of nutrition, endocrinology, and military health. Prior to joining RAND, she was the project officer for the Committee on Military Nutrition at the Institute of Medicine's Food and Nutrition Board at the National Academy of Sciences. She has held academic and research positions at the Ohio State University, Wright State University School of Medicine, and the University of California, Los Angeles. She also has practiced clinical nutrition, principally in weight management. Newberry earned her Ph.D. in nutritional biochemistry and metabolism from the Massachusetts Institute of Technology.

Recent Projects

  • Systematic review of the effects of supplemental vitamin D and calcium
  • Comparative effectiveness review of interventions to prevent fracture in individuals with low bone density - update
  • Systematic review of vaccine safety
  • Systematic review of probiotic safety

Selected Publications

Hempel S, Newberry SJ, Maher AR, Wang Z, Miles JNV, Shanman R, Johnsen B, Shekelle PG., "Probiotics for the prevention and treatment of antibiotic-associated diarrhea: A systematic review and meta-analysis.," JAMA, 307(18):1959-69, 2012

Newberry SJ, "What is the evidence that vitamin C supplements lower blood pressure? (Editorial)," Am J Clin Nutr, 95(5):997-8, 2012

Chafen JJ, Newberry SJ, Riedl MA, Bravata DM, Maglione M, Suttorp MJ, Sundaram V, Paige NM, Towfigh A, Hulley BJ, Shekelle PG, "Diagnosing and managing common food allergies: a systematic review.," JAMA, 303(18):1848-56, 2010

Coker TR, Chan LS, Newberry SJ, Limbos MA, Suttorp M, Shekelle PG, Takata GS., "Diagnosis, Microbial Epidemiology, and Antibiotic Treatment of Acute Otitis Media in Children: A Systematic Review.," JAMA, 304(19):2161-9, 2010