| A | B |
|---|
| Freud (Psychosexual): 1st Stage | Oral stage (first 2 yrs) |
| Freud (Psychosexual): 2nd Stage | Anal stage (2-4 yrs) |
| Freud (Psychosexual): 3rd Stage | Phallic stage (4 yrs) |
| Freud (Psychosexual): 4th Stage | Latent stage (middle childhood) |
| Freud (Psychosexual): 5th Stage | Genital stage (puberty) |
| Erikson (Psychosocial): 1st Stage | Trust vs mistrust (birth to 1 yr) |
| Erikson (Psychosocial): 2nd Stage | Autonomy vs shame and doubt (1-2yrs) |
| Erikson (Psychosocial): 4th Stage | Idustry vs inferiority (6-12yrs) |
| Erikson (Psychosocial): 5th Stage | Identity vs role confusion (12-18yrs) |
| Erikson (Psychosocial): 6th Stage | Intimacy vs isolation (19-40yrs) |
| Erikson (Psychosocial): 7th Stage | Generativity vs stagnation (40-65yrs) |
| Erikson (Psychosocial): 8th Stage | Integrity vs despair (older than 65yrs) |
| Erikson (Psychosocial): 3rd Stage | Initiative vs guilt (2-6yrs) |
| Piaget (Cognitive): 1st Stage | Sensorimotor (birth to 2yrs) |
| Piaget (Cognitive): 2nd Stage | Preoperational (2-7yrs) |
| Piaget (Cognitive): 3rd Stage | Concrete (7-12 yrs) |
| Piaget (Cognitive): 4th Stage | Formal operations 11-12 yrs and older) |
| Sullivan (Interpersonal): 1st Stage | Infant (birth to 18 months) |
| Sullivan (Interpersonal): 2nd Stage | Childhood (18 months to 6 yrs) |
| Sullivan (Interpersonal): 3rd Stage | Juvenile (6-9 yrs) |
| Sullivan (Interpersonal): 4th Stage | Preadolescent (9-12 yrs) |
| Sullivan (Interpersonal): 5th Stage | Early adolescent (12-14 yrs) |
| Sullivan (Interpersonal): 6th Stage | Late adolescent (14-21 yrs) |
