School shootings are a topic of research in a variety of different disciplines--from psychology, to sociology to criminology, pedagogy, and public health--each with their own set of theories. Many of these theories are logically interconnected, while some differ widely and seem incompatible with each other, leading to divergent results about potential means of prevention. In this innovative work, leading researchers on the topic of school shootings introduce their findings and theoretical concepts in one combined systematic volume. The contributions to this work highlight both the...