There has been some interesting research lately on learning styles:
Kirshner, P. A., van Merrienboer, J. J. G. (2013). Do learners really know best? Urban legends in education. Educational Psychologist, 48(3), 169-183
http://www.learnlab.org/research/wiki/images/4/4d/Kirschner-Merrienboer-2013.pdf