Roy Greene, a staff editor at the Globe for more than two decades, helps to oversee the Metro Desk and serves as regional editor for a group of reporters covering cities and towns outside Boston. Roy previously headed up health, education, and immigration coverage. He also served as deputy foreign editor, coordinating coverage from six overseas bureaus and a stringer network after 9/11 and during the Afghan and Iraq wars. Before joining the Globe, he worked at The News & Observer in Raleigh, N.C., and spent a year in Cambodia as a journalist. Roy grew up on a farm in North Carolina and graduated from the University of North Carolina at Chapel Hill. He resides in Cambridge.