Psychological disorders in the courtroom”

Do some research on “Psychological disorders in the courtroom cases”, find the data, statistics, and graphs and so some summarize. 1. Do a basic research on Canada and USA about the Prevalence of mental disorders in defendants at criminal court. Include data, statistics, graphs, and citation. 2. Find 1 or 2 special case about prevalence of mental disorders in defendants at criminal court. Include data, statistics, graphs, and citation.