Authors: R
- Robert Stam (1)
- Robert Stanfield (1)
- Robert Staughton Lynd (16)
- Robert Stawell Ball (2)
- Robert Stempel (1)
- Robert Stephens (5)
- Robert Sternberg (28)
- Robert Stew (2)
- Robert Stoller (1)
- Robert Stone (13)
- Robert Strauss (4)
- Robert Strausz-Hupe (2)
- Robert Stromberg (3)
- Robert Strutt, 4th Baron Rayleigh (1)
- Robert Sutton Harrington (1)
- Robert Svoboda (3)
- Robert Swan (1)
- Robert Sylvester (3)
- Robert T. Bakker (25)
- Robert Taft (4)
- Robert Tannahill (1)
- Robert Tappan Morris (2)
- Robert Tarjan (1)
- Robert Taylor (1)
- Robert Teeter (34)
- Robert Tew (62)
- Robert Thieme (1)
- Robert Thornton (1)
- Robert Thurman (23)
- Robert Tisserand (3)
- Robert Tizon (1)
- Robert Todd (1)
- Robert Todd Carroll (6)
- Robert Toombs (32)
- Robert Torricelli (10)
- Robert Toth (2)
- Robert Towne (19)
- Robert Townsend (8)
- Robert Treat Paine (3)
- Robert Tristram Coffin (2)
- Robert Trivers (1)
- Robert Trout (19)
- Robert Trujillo (1)
- Robert Tusker (1)
- Robert Twigger (3)
- Robert Underwood Johnson (4)
- Robert Updegraff (6)
- Robert Urich (9)
- Robert V. Remini (1)
- Robert V. Taylor (1)