Jacob W. Thiessen Obituary
It is with deep sorrow that we announce the death of Jacob W. Thiessen (Kalispell, Montana), who passed away on January 3, 2020, at the age of 91, leaving to mourn family and friends. You can send your sympathy in the guestbook provided and share it with the family.
He was predeceased by: his sister Margaret Thiessen Mulder. He is survived by: his children, Suzanne L. Thiessen of Terschuur, Corinne M. Thiessen (Ijssel) of Capelle and Diederik G. Thiessen of Bel Air; and his grandson Ernst Lucas.
In 1987, he became Vice Chairman of the American/Japanese Radiation Effects Research Foundation in Hiroshima and Nagasaki, Japan, where he was intimately involved in medical follow-up studies of the atomic bomb survivors in Japan.