Andrew Y. Oh of Holyoke has joined the Pioneer Valley Planning Commission as a Senior Transit Planner. Oh holds a Bachelor of Arts in Sociology and a Bachelor of Science in Biology from the University of Massachusetts Amherst. He has seven years of transit experience at UMass Transit Services, most recently as a transit planning analyst. He also worked as a service planning intern at the MBTA Planning and Scheduling Department. At PVPC, Oh will be working closely with the Pioneer Valley Transit Authority to address transit planning issues in the Pioneer Valley region following PVTA’s recent expansion of transit service on a number of their bus routes.