Here are some videos of Honza Blaha, who was previously involved with Parelli Natural Horsemanship:

Additional Links:

http://www.youtube.com/watch?v=ht2T7x5AXIE

http://www.youtube.com/watch?v=XgBnP5TWgEU

http://www.youtube.com/watch?v=xSl21jduY5c

http://www.youtube.com/watch?v=l78YM4yQsQk