In my opinion, introducing change that isn't a patently bad idea will always be a step towards something positive. If the change proves that an old idea is still the better idea, then we will have a better defined idea.
https://www.apa.org/pubs/journals/features/edu-a0037478.pdf
http://www.wired.com/2015/01/need-know-learning-styles-myth-...
http://blogs.edweek.org/edweek/finding_common_ground/2014/04...
http://www.educatorstechnology.com/2013/12/the-myth-of-learn...
http://psi.sagepub.com/content/9/3/105.abstract
and I particularly like the concluding paragraph of this article:
http://anniemurphypaul.com/2013/10/forget-about-learning-sty...
If it's actually true that people can be divided into those categories, it would be interesting to look more deeply, to understand why people differ in this way. Otherwise, you're just pointing at yourself and saying "look how smart I am!"
https://en.wikipedia.org/wiki/Smile#Cultural_differences
NB On my first visits to the US 20+ years ago I was surprised at how you would get big beaming smiles* from people for no apparent reason... but then again I'm from a notoriously dour part of a dour country.
[*] I of course eventually realised that people were giving me big beaming smiles because they were paid to!.