Shiryaeva (
Sidorovich, Ann. Friend of Julius and Ethel Rosenberg whom David Greenglass identified as an espionage cut-out.
Sidorovich, Michael. American engineer. Husband of Ann Sidorovich.
Siegbahn, Manne (Karl M. G. Siegbahn) (
Simon, Franz. German emigre chemist; did pioneer work in England on gaseous diffusion.
Simonov, Konstantin (
Sinelnikov, Eddie (Edna) (
Sinelnikov, Kirill (
Skardon, William. British MI5 officer who broke Klaus Fuchs.
Skyrme, Tony (
Slack, Al. Eastman Kodak employee who sold industrial espionage to Soviets through Harry Gold.
Slavsky, E. P. (
Smilg, Ben. American aeronautical engineer whom Harry Gold attempted unsuccessfully to recruit for espionage.
Smirnov, Yuri (
Smith, Cyril Stanley. British-American metallurgist; division leader for metallurgy at wartime Los Alamos; member of General Advisory Committee postwar,
Smith, Durnford. Canadian scientist exposed as Soviet espionage agent.
Smith, Harold D. Budget director under Harry S. Truman.
Smith, Kingsbury. American journalist whose question to Stalin prompted resolution of Berlin blockade.
Smith, Ralph Carlisle. Cf. Carlisle
Smith, Ralph.
Smith, Walter Bedell. Cf. Bedell
Smith, Walter.
Smyth, Henry D. (rhymes with
Snow, C. P. British physicist, novelist and essayist.
Sobell, Morton (
Sokolovsky, Vassily (
Solzhenitsyn, Alexander (
“Sonia.” Cf. Kuczynski, Ruth.
Souers, Sidney. US Navy officer; directed Central Intelligence Group and National Security Council.
Spaatz, Carl “Tooey.” Commander of US Pacific air forces during Second World War.
Spindel, Sara. Mrs. William Spindel.
Spindel, William. Member of Army Special Engineering Detachment at Los Alamos; friend of David Greenglass.
Sprague, Robert. President of Sprague Electric; confronted Curtis LeMay about war plans.
Stalin, Josef Vassarionovich (
Standley, William H. US Navy officer; early wartime US ambassador to the USSR.
Stephenson, Sir William (“Intrepid”). Director of British intelligence for the Western Hemisphere.
Stettinius, Edward, Jr. US Secretary of State, 1944–1945, under Franklin D. Roosevelt and Harry S. Truman.
Stevenson, Adlai. Governor of Illinois; Democratic candidate for the presidency opposing Dwight Eisenhower, 1952 and 1956.
Stilwell, Joseph W. “Vinegar Joe.” US Army officer; served on Bikini evaluation board.
Stimson, Henry. US Secretary of War under Franklin D. Roosevelt and Harry S. Truman.
Straight, Michael. American Communist; author of
Stratemeyer, George E. Commanding general, Far East air forces, during the Korean War.
Strauss, Lewis L. (
Sudoplatov, Pavel (
Symington, Stuart. Secretary of the Air Force; Senator (Democrat-Missouri).
Szilard, Leo (
Taft, Robert. US Senator (Republican-Ohio).
Tamm, Igor E. (
Taylor, Theodore. American physicist; designed nuclear weapons at Los Alamos.
Teller, Edward. Hungarian-born theoretical physicist; co-inventor with Stanislaw Ulam of the staged, radiation-imploded hydrogen bomb.
Terletsky, Yakov Petrovich (
Thomas, Charles. Vice President, Monsanto Chemical; member of the board of consultants that framed the Acheson-Lilienthal Report.
Thomas, Norman. American socialist.
Thornton, Robert L. American physicist on 1947 declassification panel with Klaus Fuchs.
Tibbets, Paul. USAAF officer; commanded 509th Composite Group; piloted
Till, Charles. Canadian physicist; in 1995, Associate Director of the Argonne National Laboratory.
Tolman, Richard. American physicist; dean of graduate studies at Caltech.