Quote Originally Posted by Nokomis
focusing on doing the majority of the work on the pull, rather than the push.
http://www.topbike.com.au/pdfs/colso...ly_aug2002.pdf

Dont' know if this is relevant, but I came across this article just recently, by this respected Australian sports physio/cyclist. Summing up it suggests that trying to pull up on the pedals may reduce efficiency. This article really makes sense, and I'm now trying to be much more aware of my pedal technique.