Jon Miller was promoted to Director of Programming Services and Jenny Tsao becomes Programming and Marketing Operations Manager, a new position at Arbitron. Miller had previously served as an account manager for CBS Radio, acting as the primary liaison between CBS and Arbitron. Miller is now the primary Arbitron resource for radio programmers, a role that was previously held by Gary Marince. Tsao was a PPM Market Manager at Arbitron where she helped radio broadcasters manage the transition to PPM. Tsao will develop training content, presentations and studies to help Arbitron?s clients understand and utilize Arbitron's services to make programming decisions. She will also devise plans to enhance Arbitron's communication with radio programmers.