
Psychological explanations argue that religious experiences have naturalistic causes rooted in the brain and mind, not supernatural causes from God. Freud claimed religion is a "universal obsessional neurosis"—a wish-fulfillment delusion caused by fear of death and desire for a protective father figure. Jung proposed religious experiences arise from the collective unconscious—universal archetypes shared by all humans that produce similar spiritual experiences across cultures. Persinger demonstrated that stimulating the temporal lobes with his "God Helmet" produces mystical experiences, suggesting they're caused by unusual brain activity. These explanations challenge whether religious experiences provide evidence for God's existence—if they can be explained naturalistically, we don't need supernatural explanations.
Religious believers typically interpret religious experiences as evidence that God exists and is acting in the world. But psychological explanations offer an alternative: naturalistic explanations—accounts that explain religious experiences using only natural causes (brain chemistry, psychology, evolution) without appealing to anything supernatural.
The Argument:
Sigmund Freud (1856-1939) was the founder of psychoanalysis—a theory of personality and method of psychotherapy. He was deeply interested in religion and wrote several major works analyzing it psychologically: Totem and Taboo (1913), Obsessive Actions and Religious Practices (1907), The Future of an Illusion (1927)—his most famous critique of religion, and Moses and Monotheism (1939).
Freud's Definition: "Religion is a universal obsessional neurosis."
What is neurosis? A neurosis is a mild psychological disorder characterized by anxiety, compulsive behavior, and irrational thought patterns. Examples: obsessive-compulsive disorder (OCD), phobias, anxiety disorders.
Freud's Comparison: Religion is like an individual neurosis, but it affects entire cultures ("universal"). Just as neurotic individuals engage in compulsive rituals (washing hands 50 times, checking locks obsessively), religious people engage in compulsive rituals (prayer, Mass, confession). Both serve the same psychological function: reducing anxiety.
"In so doing, the idea forces itself upon him that religion is comparable to a childhood neurosis, and he is optimistic enough to suppose that mankind will surmount this neurotic phase, just as so many children grow out of their similar neurosis."
The Mirage Analogy:
A person lost in a desert can be so desperate for water that they hallucinate it—they see a mirage. Similarly, humans can be so desperately afraid of death that they delude themselves that there is a God who will give them eternal life. The religious experience is a hallucination caused by desperate psychological need.
Carl Jung (1875-1961) was a Swiss psychiatrist and psychoanalyst who was initially a follower of Freud but broke away to develop his own theories. Unlike Freud (who was an atheist), Jung was sympathetic to religion and saw it as psychologically valuable.
Jung proposed that beneath the personal unconscious (individual memories, experiences, repressed thoughts) lies a deeper layer: the collective unconscious.
Definition: The collective unconscious is universal and inherited—shared by all humans across cultures and throughout history. It contains archetypes—innate, universal patterns of behavior and imagery.
"This personal unconscious rests upon a deeper layer, which does not derive from personal experience and is not a personal acquisition but is inborn. This deeper layer I call the collective unconscious."
Archetypes are universal, inherited patterns or primordial images that structure human experience.
Examples of archetypes:
Religious experiences, according to Jung, are encounters with archetypes from the collective unconscious. When people experience God, they're actually experiencing the God archetype—a universal pattern embedded in the human psyche.
Why Religious Experiences Are Similar Across Cultures: Because all humans share the same collective unconscious and the same archetypes, we have similar religious experiences regardless of culture. This explains why mystical experiences have common features (James' four characteristics) across religions.
Jung's View: Religion Is Psychologically Healthy – Unlike Freud, Jung thought religion was beneficial and necessary for psychological health. Connecting with archetypes through religious practice helps achieve individuation—psychological wholeness and integration.
Dr. Michael Persinger (1945-2018) was a Canadian neuroscientist who studied the relationship between brain activity and religious experiences. His most famous contribution: the "God Helmet".
What It Is:
What Happens:
About 80% of subjects wearing the God Helmet reported mystical or religious experiences:
Persinger's Explanation:
Persinger based his theory on observations of temporal lobe epilepsy (TLE) patients who often experience hyper-religiosity and religious visions during seizures. Famous religious figures may have had TLE: St. Paul (sudden vision on Damascus Road), Joan of Arc, St. Teresa of Avila.
Persinger's Hypothesis: Everyone's brain exists on a spectrum from low to high temporal lobe sensitivity. People with highly sensitive temporal lobes are more prone to mystical experiences—and to epileptic seizures. Religious experiences are essentially mild, self-induced "mini-seizures" in the temporal lobes.
James argued that religious experiences are not just hallucinations because they produce profound, lasting, positive life changes. Example: An alcoholic unable to quit drinking had a religious experience and immediately gained the power to stop. This demonstrates the experience came from a higher spiritual reality, not mere psychology. Unlike hallucinations (which are random, meaningless, and don't produce lasting transformation), religious experiences have good fruits.
Swinburne's Principle: If we have evidence for a naturalistic cause of a religious experience (drugs, fasting, mental illness, known liar), then we should not consider it evidence for God. But if we have no evidence of a naturalistic cause, we should accept the experience at face value (Principle of Credulity).
Application: Psychological explanations only defeat some religious experiences—those where we have specific evidence of psychological causes. Many religious experiences occur in psychologically healthy people with no evidence of wish-fulfillment, neurosis, or temporal lobe abnormality. These experiences remain as potential evidence for God.
"Religion is comparable to a childhood neurosis, and he is optimistic enough to suppose that mankind will surmount this neurotic phase, just as so many children grow out of their similar neurosis."
"By stimulating lobes with our helmet, we achieved a widening and deepening effect. After several sessions it took little to trigger the mystical state of mind... Given the profound capacity to evoke pleasurable and meaningful experiences, reduce existential anxiety and generate the security of old parental experiences (the origin of God images), TLTs [temporal lobe transients] are potent modifiers of human behaviour."