This week's updates to the Calendar of Events include: Giant Screen Theater Association 2001 Conference & Trade Show: Thursday, September 20 - Tuesday, September 25, 2001, Chicago, Illinois USA. 3rd Annual International Science and Technology Digital Art Competition: Thursday, October 04 - Friday, October 26, 2001, Houston, Texas USA. Digital Medial World /London Effects & Animation Festival (LEAF): Tuesday, November 13 - Thursday, November 15, 2001, London, UK. RICA/Wissembourg Animated Film Festival: Thursday, November 15 - Saturday, November 24, 2001, Wissenbourg, France.