(1) Study (A) In general Not later than 90 days after the date of enactment of this Act, the Attorney General shall instruct the Director of the National Institute of Justice, to conduct a peer-reviewed study to examine various sources and causes of mass shootings including psychological factors, the impact of violent video games, and other factors. (B) Contract with the National Academy of Sciences The Director shall enter into a contract with the National Academy of Sciences to conduct this study jointly with an independent panel of 5 experts appointed by the Academy. (2) Report Not later than 1 year after the date on which the study required under paragraph (1) begins, the Director of the National Institute of Justice shall submit to Congress a report detailing the findings of the study. (b) Issues examined The study conducted under subsection (a)(1) shall examine— (1) mental illness