Before revision: Lifelong Learning in an Aging Society With today ’ s advances in communication, travel, and medicine, many areas of the world are experiencing an increase in average life expectancy, leading to higher numbers of elderly people in the population.
After revision: Role in an aging society With today ' s advances in communication, travel, and medicine, many areas of the world are experiencing an increase in average life expectancy, leading to higher numbers of elderly people in the population.