Eric Walker added a number of topics to Physicists, and added Physicists to Scientists, researchers and academics and Physics

Eric Walker added Theodore Hall and Harvard to Harvard University, Physicists and State-sponsored espionage

Eric Walker added a number of topics and 'Nowhere to be found': Harvard coalition says US must fight to free young Uighur | Uighurs | The Guardian to Harvard University, and added Harvard University to Specific universities

Eric Walker added Theodore Hall and Harvard and a number of links to State-sponsored espionage, and added State-sponsored espionage to Government, governance and politics