which psychologist believed that as people age, they also go through psychosocial changes?
Developmental changes during adulthood is an even more recent area of study. This is mainly due to advances in medical science, enabling people to live to an old age. Charles Darwin is credited with conducting the first systematic study of developmental psychology.
Unlike the behaviorists, humanistic psychologists believe that humans arenot solely the product of their environment. Rather humanistic psychologistsstudy human meanings, understandings, and experiences involved in growing,teaching, and learning. They emphasize characteristics that are shared by allhuman beings such as love, grief, caring, and self-worth.