Originally Posted by
Plainsman
Hopefully this won't start any controversy, but studies have also shown that you can get about the same aero advantage, and sometimes even better, from an aero helmet vs. certain aero wheels. I believe you can google aero hemet and MIT to find one study, though there are others. Looking at getting the most speed out of your triathlon dollar, that may be the best place to start.
The only study I know of that is the basis for believing helmets show equal benefit to wheels is the one by MIT and they quickly disavowed this conclusion as manufactured by a Bicycling writer and not coming directly from them. What are these other studies to which you refer?