Koch, Dr. Thomas J. March 25, 1953 to February 18, 2020 Husband, brother, uncle, son. Passionate educator for the Hopkins and Wayzata School districts and the University of St. Thomas. Talented guitarist and song writer. Committed to the mission of NAMI of Minnesota. Survived by wife, Diann; brothers, Jim (Debbie), Mike, Bob (Marsha); sister, Nancy Bresnahan; and many nieces and nephews. Private interment Lakewood Cemetery. A memorial concert will be held later this year. If interested in attending, email concertfortom@outlook.com to receive information as to date and venue. Memorials to NAMI of Minnesota, 1919 University Ave. West, Suite 400, St. Paul, MN 55104.