Another critic also wrote: ???It???s very possible that HKPO will become Asia???s leading orchestra under the leadership of Edo de Waart.??? (Prof. Liu Ching-chih, a.m. post, 2004) As a soloist Kolja Blacher is often seen performing with the world???s most outstanding orchestras and leading conductors such as Claudio Abbado, Daniel Barenboim, Carlo Maria Giulini, Mariss Jansons and Lorin Maazel.