Population aging: What role for regional science?

This paper is a revised version of the Western Regional Science Association Presidential Address, delivered at the 54th annual meetings of the Western Regional Science Association, Tucson, Arizona, February 17, 2015. The paper addresses population aging, an issue that has increasingly become a concern for developed and developing nations. Specifically, it considers aging in the USA and the world along with how, where and why Regional Scientists can be more engaged in this discussion.