 Touring gypsy jazz musicians often include workshops with performances.Players who have written study guides include Martin Norgarrd, Tim Kliphuis, Andreas Öberg, Ian Cruickshank, Robin Nolan, Denis Chang, Michael Horowitz, Daniel Givone and Patrick "Romane" Leguidcoq.The largest audiences and highest number of musicians were found in Europe in 2006 as this is where the style originated.