Jack grew up in Greeley Colorado and graduated from CSU in 1965 with BS degree in Wildlife Management and in 1967 with MS degree in Wildlife Biology. While at CSU Jack worked summers for the National Park Service and Colorado Division of Wildlife and was founding president of the CSU Student Chapter of The Wildlife Society. Jack completed a 38 year career with the US Forest Service serving in assignments in New Mexico, Oregon, Washington, California, Colorado, Alaska, and two assignments in Washington DC, including one year for a US Senator. Jack retired in 2005 and moved back to Fort Collins.
Jack played varsity baseball for CSU in 1962-1965 and then coached the CSU Freshman baseball team for one year. His son Craig played varsity baseball for CSU in the 1980s. Jack coached Little League baseball for 8 years in Oregon and Colorado, high school summer baseball for two years in Colorado, and youth league basketball in Oregon and Colorado for six years.
Jack has three children and eight grandchildren. All three children attended CSU. Two children and five grandchildren live in Colorado. Jack is also an active member of the CSU RAM Club and is a lifetime member of the CSU Alumni Association.