- Physical/biological: age, height, size, state of health, assets, flaws, sexuality, gait, voice.
- Psychological: intelligence, temperament, happiness/unhappiness, attitudes, self-knowledge, unconscious aspects.
- Interpersonal/cultural: family, friends, colleagues, birthplace, education, hobbies, beliefs, values, lifestyle.
- Personal history: major events in the life, including the best and the most traumatic.