New York man convicted of murdering father over allowance cut 06/29/2019 4:17 pm PDT Comments WRAL via KSTU NEW YORK (WGN) -- A man accused of killing his wealthy father after his allowance was cut has been convicted of murder, according to WRAL. Thomas Gilbert Jr., 35, faces up to life in prison at his August 9 sentencing. According to WRAL, the jury did not accept his insanity defense. Gilbert Jr., an unemployed Princeton University graduate, shot his father, hedge fund manager Thomas Gilbert Sr. in the elder man's Manhattan apartment in 2015, WRAL reported. Gilbert Jr. has schizophrenia and other psychiatric disorders which, according to his lawyer, made him incapable of understanding the ramifications of shooting his father. MORE: New York man convicted of murdering father over allowance cut - KSTU #KSTU #NewYork #NewYorkCity Waiting for your permission to load facebook comments.