Legality of Cannabis by U.S. Jurisdiction This category is intended for the main areas of philosophy studied in modern academics. Subcategories This category has the following 17 subcategories, out of 17 total. - Philosophers by field (17 C) Philosophical concepts by field (13 C) Philosophical literature by field (13 C) Philosophy by topic (3 C, 21 P)A Aesthetics (13 C, 64 P)E Epistemology (13 C, 56 P) Ethics (16 C, 12 P)L Philosophy of language (17 C, 126 P) Logic (11 C, 154 P)M Philosophy of mathematics (9 C, 51 P) Metaphilosophy (5 C, 19 P) Metaphysics (7 C, 6 P) Philosophy of mind (12 C, 6 P)P Political philosophy (16 C, 140 P)R Philosophy of religion (11 C, 102 P)S Philosophy of science (13 C, 189 P) Social philosophy (21 C, 178 P)