Research topics below this in the hierarchy
- Judaism
- Islam. Bahaism. Theosophy, etc.
- Buddhism
- Christianity
- Doctrinal Theology
- Practical Theology
- Philosophy of religion. Psychology of religion. Religion in relation to other subjects
- Natural theology
- Unity and plurality
- The soul
- The myth. Comparative mythology
- Classification of religions
- Religions in relation to one another
- Religious doctrines (General)
- Eschatology
- Worship. Cultus
- Religious life
- Religious organization
- History and principles of religions
- Rationalism
- Belief Systems (General)
- Relations between religion and government
- Religious conflict
- Religious festival and holiday
- Religious leader