This article considers five methodological challenges in studying rare events such as school shootings. Drawing on the literature on causal analysis in macro-historical and other small-N research, it outlines strategies for studying school shootings using qualitative case studies (aid illustrates these strategies using data from case studies of two rampage school shootings: Heath High School in West Paducah, Kentucky, and Westside Middle School outside Jonesboro, Arkansas. Strengths and limitations are discussed as well as lessons for studying rare events.