https://www.humanreligions.info/tags/causes_of_religion.html
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What Causes Religion and Superstitions?Human Truth Foundation pages (32):
Why Are There So Many Religious People? Parents, Local Culture and Inertia, in the following sections:
The Causes of Religion: National Under-Development and Poor Social Stability, in the following sections:
Simple Answers in a Complex and Uncertain World: What Causes Religion?, in the following sections:
Religion as the Result of Human Mythmaking, in the following sections:
Why do People Join New Religious Movements?, in the following sections:
Social Identity as a Propagator of Religion, in the following sections:
Counter-Cultural and Alternative New Religious Movements, in the following sections:
Causes of Belief in the Afterlife and Differences Across Religions and Cultures, in the following sections:
Shamanism, in the following sections:
Why Did Some People in the Bible Live So Long?, in the following sections:
Time to Move On: Religion Has Cost Too Much: 3.5. The God of the Gaps
God's Methods of Communication: Universal Truth Versus Hebrew and Arabic: 1. Oral Transmission
Mass Belief and the False Consensus Effect: Everyone Believes It So It Must Be True!: 3.4. Religion
The New Age: 1.3. The Causes of the Rise of the New Age and other NRMs
Animism: 1. Hyperactive Agent Detection Device (the Psychology of Religion and Superstition)
Modern Paganism (Neopaganism): 4. The Causes of Modern Paganism and other NRMs
Religion and the Fear of Death
Surviving Death and the Meaning of Life: 3. Religion
Human Story Telling: The Poor Accuracy of Oral Transmission
Religious Extremism: 2.1. Reactions to Multiculturalism
Political Power Struggles and Identity Reinforcement: Why are People Religious?
Hyperactive Agent Detection Device (the Psychology of Religion and Superstition)
Life Expectancy and Longevity: 6. Sociological Data on Life Expectancy Versus Religion
Not from the Human Truth Foundation, but still relevant (1):