Study finds mass shooters who are fame-seekers more likely to plan surprise attacks
The Proceedings of the National Academy of Sciences (PNAS) released the study.
Study shows most mass shootings are not caused by people with severe mental illness
The Columbia University research team focused on data from the Columbia Mass…
Study finds nearly all mass shootings were perpetrated by people with no mental illness
An American research group examined more than 1,300 mass murders across the…