This week’s New York Times Magazine featured an article discussing this question” “Can we make ourselves smarter?” A thoroughly researched and empirically supported method known as Cogmed is discussed in this article. Go to this link for the full-length version: http://www.nytimes.com/2012/04/22/magazine/can-you-make-yourself-smarter.html
Cogmed is a method Dr. Brunner judiciously uses for those struggling with focusing or concentration problems. if you wish to review the research behind this method, go to this link: http://www.cogmed.com/research