Bill Greenwood was born March 28, 1942 in Virginia. He began his radio career in high school in Jacksonville, Florida. Greenwood held several prominent broadcasting and news positions beginning in the 1960s, including Public Affairs Director for National Educational Radio within the National Association of Educational Broadcasters. From 1979 to 2006, Greenwood worked for ABC News, regularly appearing on both radio and television news broadcasts. Greenwood died on January 19, 2020 at age 77.
From the combined records of the National Association of Educational Broadcasters (NAEB), held by the University of Maryland and the Wisconsin Historical Society, and compiled as part of the Unlocking the Airwaves project (unlockingtheairwaves.org).