There is more and more discussion and research on the benefits on meditation on improving attention. I thought I would post a few of these links so you can take a look at what is being said in the public domain.
http://www.newsweek.com/id/139206
http://www.livescience.com/health/070507_mental_training.html
http://bipolarblast.wordpress.com/2008/06/19/meditation-and-neuroplasticity/
http://www.mindsite.com/blog/tag/Neuroplasticity/1
http://linkinghub.elsevier.com/retrieve/pii/S155083070500306X
Enjoy some of these articles and blogs.