Many recent retirees, eager to find fulfilling activities that provide social engagement, are participating in the plethora of local volunteering opportunities available in Southcentral Pennsylvania. In 2017, John Fry, of Fayetteville, had just retired from a long career in program management developing satellite networks. “Originally I was looking for something to keep me busy during the winter when there’s no golf,” Fry said. It was then that he connected with the AARP Tax Aide Program, which provides Pennsylvania and Maryland residents with tax preparation services, focusing on low- and moderate-income senior citizens. “It’s fulfilling to help people that really need…