He was born November 7, 1939 in Longmont, CO.
He graduated from Cristobal High School, Canal Zone; Wake Forest University, and Florida State University where he received a Masters in Microbiology.
He married Shirley Schroeder on March 5, 1976. Barry was a member and actively supported the Boy Scouts of America.
He is survived by his wife, Shirley; children, Edward Davison and wife Monique of Austin, Michael Davison and wife Nancy of Chicago, IL, Jennifer Parker and husband Chris of Selma, and Matthew Davison of San Antonio; grandchildren, Emily and Ashley Davison of Chicago; parents, Norman and Vera Davison of Lehigh Acres, FL; sister, Marvel Townsend and husband Frank of Gainesville, FL; niece, Joyce Siegele of Atlanta, GA; and nephew, Chad Townsend of Arlington, VA.
In lieu of flowers, memorial contributions may be made to the Boy Scouts of America, Alamo Area Council, 2226 NW Military Highway, San Antonio, TX 78213.