David Schogel is a retired social worker who in an active member of the Center in the Park/Senior Environment Corps (SEC). Through the Environmental Alliance for Senior Involvement, David has become a certified chemical trainer for water quality testing; with this certification, he recruits other senior citizens to help teach water monitoring and stream assessment to school children. David is also a SEC tour guide for Saylor Grove Wetland and has helped his SEC group to write a proposal to do stream restoration at the historic Rittenhouse Town. Through Philadelphia Green's Garden Tenders and Tree Tenders Programs, David is a founding member of the Hansberry Garden & Nature Center (HGNC) in Germantown where he is currently working with teachers and school children on water quality issues. He is also a volunteer at the Academy of Natural Sciences Philadelphia, in their Patrick Center. He is also an instructor in AARP's Driver Safety Program and is a Democratic Committeeperson.