In reply to Rob Exile Ward:
Theology should be a subset of sociology, it's the study of human behaviours.
Interestingly and obviously *utterly* coincidental;
escatology:
1. The branch of theology that is concerned with the end of the world or of humankind.
2. A belief or a doctrine concerning the ultimate or final things, such as death, the destiny of humanity, the Second Coming, or the Last Judgment.
scatolgy:
1. The study of fecal excrement, as in medicine, paleontology, or biology.
2.
a. An obsession with excrement or excretory functions.
b. The psychiatric study of such an obsession.
3. Obscene language or literature, especially that dealing pruriently or humorously with excrement and excretory functions.
http://www.thefreedictionary.com