Research conducted on the same women at age 30 and at age 70 indicated relative stability in all cognitive, most personality, and several personality-social variables measured over the 40-year interval. (Author/DB)

The Fullerton Longitudinal Study is a contemporary prospective investigation that spans approximately a quarter of a century. Commencing at age 1, children and their families were systematically followed every 6 months from infancy through preschool and annually at ages 5 through 17. They were again assessed at age 24. The course of development…

The impact of higher education on the cognitive and social development of students was studied in three experiments. A longitudinal comparison of moral reasoning development in the four years after high school among those who did and did not attend college was undertaken. Instruments used were the Reflective Judgment Questionnaire, the Concept…