Dave Sullivan is RRC's Manager of PPM Client Services, assisting non-commercial radio stations with the acquisition and analysis of Arbitron's PPM data.  Dave served as Senior Training Specialist at Arbitron from 2000 to 2007 and his background in radio also includes sales experience with WWMX-FM and WBAL-AM in Baltimore, MD, as well as underwriting experience with WTMD-FM in Towson, MD.  He has also worked as an audio engineer and play-by-play announcer for several stations.  Dave graduated from Towson University with a Bachelor of Science in Mass Communications and did Graduate studies at Emerson College in Boston, MA.