Denise Williams, senior program support advisor in the Hanscom Air Force Base, Mass., Acquisition Center of Excellence, has an informal meeting with a colleague in her office, Nov. 21. Williams, who will retire in February after 42 years of service, has held a myriad of rewarding jobs developing state-of-the-art weapon systems for warfighters. Her retirement ceremony will be Dec. 10 at 10:30 a.m. in the O’Neill Auditorium. (U.S. Air Force photo by Jerry Saslav)