Developmental phases and milestones according to the scholars
| Erikson (1963) | Levinson et al. (1978) | Greenson (1992) | Colarusso (1992) | ||
|---|---|---|---|---|---|
| Stage I-VIII | Milestones | Stages (years) | Adulthood phases 1-5 | Stage (years) | Milestones |
| I. Oral sensory | Preadulthood (0-20) | Oral (0-1) | |||
| II.Muscular-anal | |||||
| III.Locomotor-genital | Anal (1-3) | ||||
| IV.Latency | Oedipal (3-6) | ||||
| V.Puberty and adolescence | Latency (6-11) | ||||
| Adolescence (12-20) | |||||
| VI. Young adulthood | Intimacy vs. isolation | Early adulthood (20-40) | Phase 1 : getting married | Young adulthood (20-40) | The 3rd individuation |
| Phase 2: becoming a parent | Becoming a spouse | ||||
| Becoming a parent | |||||
| VII. Adulthood | Generativity vs. stagnation | Middle adulthood (40-60) | Phase 3 (3545 years): reappraising of one’s way of life | Middle adulthood (40-60) | Accepting the aging process |
| Acceptance of death | |||||
| Phase 4 (4560 years): unmistakable aging-denial or acceptance | Maintaining intimacy | ||||
| VIII. Maturity | Ego integrity vs. despair | Late adulthood (60-80) | Phase 5 (over 60): hibernating or being lively | Late and late late adult- hood (60 and beyond) | Maintaining the body image and physical integrity |
| Preparing the death | |||||
| Accepting the death of spouses and friends | |||||
| Conducting the life review | |||||
| Late late adulthood (80 and beyond) | Maintaining sexual interests and activities | ||||