http://www.troikaranch.org/workshops.html [1]

Two types of in depth workshops offered by TrokaRanch oriented toward different audiences, both exporing the use of Mark Coniglio's [2] software Isadora.
Isadora offerers one of the best balances of ease of use and power of any software I have ever used.

Week Long workshops: 10:00AM - 4:00PM daily
June 14-18
Application Deadline April 14 2008
October 27 - 31
Application Deadline August 25 2008
$500
3LD Art & Technology Center, 80 Greenwich Street, NY, NY

Specifically Designed for Moving Image Media Artists the MIMA workshop allows students to explore strategies and techniques
for using gestures or vocalizations to interactively control computer
based media
Cost includes a six-month trial license for the Isadora software

Two Week Long workshop: 10:00AM - 4:00PM daily
June 23-July 4 2008
Application Deadline April 28 2008
$1000
3LD Art & Technology Center, 80 Greenwich Street, NY, NY

Live-I (Live-Interactive) Workshop is an intensive seminar designed for performance-based artists, the participants will have time to work on creative projects and experiments of their own.

Cost includes a one-year trial license for the Isadora software