Same Sex dancing

Here's a post about Same Sex dancing in the US. There are different styles: equality, lead/follow, alternating.

http://www.nytimes.com/2007/05/13/nyregion/thecity/13ball.html?_r=1&ref=thecity

How good is the reporting? Is it biased? What does it say about gender norms and stereotypes and assumptions about the dancing body?

How does it compare with the following piece:

http://www.queersighted.com/2007/05/05/dancing-with-the-lesbians/

Here's a pic I took from the 2007 April Follies same sex dance competition. What are the semiotics of the picture and what is the dancer trying to convey?