Procedure of Freud's Study
1. Utilised psychoanalytical talking therapy to help Hans resolve his internal mental conflict of the Oedipus complex
2. Hans was regularly interviewed and questioned by his father from 3-5 years of age (phallic stage); this questioning pertained to his dreams, fantasies, and fears
3. Data was collected in the form of written letters from Hans' father sent to Freud for interpretation