D. in psychology, becoming over the next 30 years one of the nation's leading thinkers on the social psychology of aging.

FORBES: Rethinking Old Age

The Art of Aging and The Psychology of Money.

FORBES: One Day U: The Fast, Fun Approach to Adult Ed

Research by Arthur Kramer, a professor in the department of psychology at the University of Illinois at Urbana-Champaign, has shown that when sedentary aging adults, ages 58 to 78, take up a regimen of brisk walking they can improve their ability to ignore distractions.

FORBES: Health