+25 Early Childhood Psychosocial Development 2023. Infants are dependent and must rely on others to meet their basic physical needs as well as their needs for stimulation and comfort. Drawing from research on rodents, nonhuman primates, and humans, we consider what is known about the timing of deprivation as well as the timing of recovery.

Stages arise as individuals grow and face new decisions and turning points during childhood, adolescence, and adulthood. Confusion (teen years from 12 to 18) Erikson maintained that the first year to year and a half of life involves the establishment of a sense of trust.