Stan Lilley is a past Executive Director of the Chippewa Watershed Conservancy and member of the Board of Directors of the Friends of Shiawassee National Wildlife Refuge. He is an avid bird and butterfly watcher. Among his many volunteer activities, he is the compiler for the Mt. Pleasant Audubon Christmas Bird Count, conducted seasonal calling frog surveys for the Michigan Department of Natural Resources for 15 years and he conducted surveys of breeding birds as part of the Michigan Breeding Bird Atlas Project. He holds a Bachelor of Arts degree from Columbia College (MO), and did graduate studies at the University of Alabama in Huntsville. He retired from the U.S. Army as a Lieutenant Colonel in 1994, after 26 years of service.

Stan and his wife, Pat, live just outside Mt. Pleasant, in Deerfield Township.