hilberry was the recipient of the american nuclear society's arthur holly compton award, and received a citation for meritorious service from the atomic energy commission. he was president of the american nuclear society from 1965 to 1966. he was a member of the board of directors of the atomic industry forum from 1961 to 1968, of the advisory committee on us policy toward the international atomic energy agency in 1962, and of the national academy of sciences' advisory committee to the united states office of emergency preparedness from 1968 to 1973.