George Koskimaki was born in Michigan in 1922. While still in college, he enlisted in the Army and joined the famous 101st Airborne Division, The Screaming Eagles as a paratrooper and radio operator. After retiring, Koskimaki served as the Executive Secretary of the 101st Airborne Division Association.
He was a, teacher, military historian and author of multiple books on United States military operations in the European Theater of World War II, particularly operations carried out by the 101st Airborne Division.
He passed in 2016 at the age of 93.