| Sidney, Philip, 235
|
| skull, primate, 123-24
|
| social Darwinism, 35
|
| sociality, sexual differences among, 161-62
|
| social relationships
|
| defined, 245
|
| as interdependent, 244-45
|
| social worker, women, 221
|
| sociobiology, 37-39
|
| Solomon, Izler, 213
|
| Spencer, Herbert, 248
|
| spirituality, difference between the sexes, 170-71
|
| Spiro, Melford, 28
|
|