On April 13, 2016, David Derworiz of Edmonton passed away at the age of 83 years. David is survived by his loving wife of 55 years, Beverly; children, Cheryl (Doug), Patsy (Jack), Rodney (Sheri) and Ronald (Debbie); grandchildren, Sean, Madison (Shay), Kaitlin, Chloe, Brian, Paige, Colin, Claudia, Payton and Emma; and brother, Dr. Edward Derworiz. Predeceased by parents, Mike and Mary Derworiz and sister, Olga Hill. David was a proud husband, father, and grandfather who will be dearly missed. A private Celebration of Life will take place at a later date. In lieu of other tributes, donations may be made to the Alzheimer Society of Alberta & NWT, 10531 Kingsway Avenue, Edmonton, AB T5H 4K1.