Vaughan and Aleda have been missionaries with FEBC since 1992, serving in engineering and IT support in Saipan and the Philippines. Vaughan and Aleda are based in the Philippines as a member of the International Service Team (IST). Vaughan serves the radio ministry by providing information technology support and services to IST and the fields of the FEBC International Association. Aleda volunteers in various capacities at FEBC and as the track and field coach at Faith Academy.