Comparison of the educational attainment of men 20 to 64 years old in 1962 with that of their fathers reveals a substantial amount of upward educational mobility between generations. Comparison of the educational attainment of men 20 to 64 years old in 1962 with that of their fathers reveals a substantial amount of upward educational mobility between generations. About 55 percent of the men were high school graduates, compared with 24th percent of their fathers.