William Rushing was born to D.E. and Mozelle Rushing on March 30, 1948, in Farmersville, Texas. He grew up on a dairy farm two miles east of Copeville, and attended Community Rural School District, graduating from Community Rural High School in 1966 with his high school diploma and a Lone Star Farmer Degree.
Rushing attended Navarro Junior College after graduating from Brave Nation, earning his Associate's in 1968. He went on to earn a Bachelor's from East Texas State University (now Texas A&M-Commerce), and began his teaching career in 1970 at Princeton ISD. While in Princeton he taught social studies, coached all junior high sports, assisted with high school sports, and was head coach of the high school girls basketball team. He also returned to ETSU and earned a Master's Degree in 1972. He completed his Principal Certification and moved on to Allen ISD, serving as an assistant principal from 1977 to 1979. He became the first principal of Allen Middle School in 1979 and stayed in that role through 1983, and earned his Superintendent Certification during that time. He moved on to Coppell ISD in 1983, and served as a principal there until 1986, when he was hired as the superintendent of Prosper ISD. He was the Prosper ISD superintendent from 1986 through 2002, and in 2004 became the Construction Manager for Frisco ISD. He has served for the past 18 years in Frisco ISD, bringing his total service in education to 52 years.
William Rushing and his wife, Jan, have been married for 50 years. The couple are the proud parents of daughters Kendra and Lindsey, and the proud grandparents of eight grandchildren.