SOME EFFECTS OF AGE ON ADULT LEARNING WERE STUDIED IN A SERIES OF FOUR EXPERIMENTS ON THE FOLLOWING VARIABLES--(1) SUSCEPTIBILITY TO SET-INDUCING CONDITIONS, (2) ATTITUDES ABOUT A TOPIC, (3) PRIOR KNOWLEDGE, AND (4) LEARNING SPEED OR EFFECTS OF VARIED PRESENTATION RATES. A REPRESENTATIVE SAMPLE OF 211 SUBJECTS WAS SELECTED ON THE BASIS OF SEX,…

A site in Milwaukee was selected for a series of high-risk population survey. This area was rated in the lowest category for Milwaukee in terms of median educational level and income, and in the highest in terms of population density per living unit, percent housing rated as dilapidated, and unemployment. A pool of candidates composed of mothers…