$4 Million: The fine Kaiser Permanente will face for failing to provide mental health treatment in a timely manner. 1 in 4: The number of stroke survivors who are suffering from post-traumatic stress disorder, according to a new study from Columbia University Medical Center. 70%: The ability of a computer to accurately guess a person’s emotions in a new study by researchers at Carnegie Mellon University. 85.8%: The percentage of gang members diagnosed with an antisocial personality disorder in new research from the Forensic Psychiatry Research Unit at Queen Mary, University of London. 49.4%: The number of adolescents reporting zero mentally unhealthy days in 2010 (a significant decrease from 60.9%, which was reported in 2005-2006).