Boston | Society of Jesus | Royal Society | Boston University | National Geographic Society | Boston College | American Cancer Society | Boston Celtics | National Security Agency | Museum of Fine Arts, Boston | Boston Bruins | The Boston Globe | Boston Marathon | Boston Symphony Orchestra | National Security Council | Royal Television Society | Organization for Security and Co-operation in Europe | American Physical Society | Boston Herald | American Chemical Society | International Society for Krishna Consciousness | American Society of Civil Engineers | United States National Security Council | Royal Society of Canada | Royal Geographical Society | Boston, Lincolnshire | American Philosophical Society | United Nations Security Council | Theosophical Society | Royal Society of Edinburgh |
Johnson is a fellow of the American Academy of Arts and Sciences, a trustee of the Beth Israel Hospital and the Boston Museum of Fine Arts and a member of the Boston Society of Security Analysts.