I find gestures/poses one of the most difficult aspects of art. Especially without good references a lot of the time. Thanks for informing me about Posemaniacs and the other links, didn't know about it.
Yes, it is difficult. The main problem is to memorize so many details with in a blink of an eye. Secondly the position of the leg and the shift of the subject-weight.
Consider giving the article a
Secondly the position of the leg and the shift of the subject-weight.
Been needing something like this.