Dancer - welcome to the board - and this is a fascinating subject. It does make the life of a dance teacher difficult and raises many interesting questions.
We did discuss this at some length in the studio in the recent past and here is a link to it that you might want to read: http://forum.criticaldance.com/cgi-bin/ultimatebb.cgi?ubb=get_topic&f=7&t=000281
<font size = -2><center>(Edited by salzberg to fix link)</center></font>
[This message has been edited by Basheva (edited January 15, 2001).]
<small>[ 08-11-2002, 11:08: Message edited by: salzberg ]</small>