 Elder abuse is a widespread issue affecting millions of older adults around the world. This systematic review and meta-analysis found that globally, 15.7% of older adults have experienced some form of abuse in their lifetime. This includes psychological abuse, 11.6%, financial abuse, 6.8%, neglect, 4.2%, physical abuse, 2.6%, and sexual abuse, 0.9%. The authors also found significant associations between overall abuse prevalence and sample size, income classification, and method of data collection, but not with gender. This article was authored by Yongjie Yong, M.A., Christopher R. Micton, Ph.D., Zachary D. Gasoumi's, Ph.D., and others.