 He was responsible for inspiring John Cage to complete his "Freeman Etudes" giving the first complete performance of them in 1991 and also for inspiring other composers in several pieces as Pascal Dusapin and Roger Reynolds, 

He has appeared as soloist with many distinguished orchestras and ensembles which include the Bayerische Rundfunk, the BBC Symphony, the Berlin Radio Symphony, the Royal Concertgebouw, the Junge Deutsche Philharmonie, Ensemble Modern, the Munich Philharmonic, the Orchestre National de Paris, the Residentie Orchestra, the Rotterdam Philharmonic, the Asko Ensemble, the Ensemble Contrechamps, the London Sinfonietta, the Nieuw Ensemble, Le Nouvel Ensemble Moderne, the Oslo Sinfonietta, the Philharmonia Orchestra and the Schoenberg Ensemble.He has performed in most major concert halls and music festival throughout the world.His performances of many concertos have won acclaim by their composers, in particular György Ligeti, Henri Dutilleux, and Xenakis.