ハインツ・ホリガー
In the UK, particularly at the instigation of ensembles Suoraan and later Ensemble Exposé, works by "New Complexity" composers were for some time frequently programmed together with then unfashionable non-UK composers including Xenakis and Feldman, but also such diverse figures as Clarence Barlow, Hans-Joachim Hespos, and Heinz Holliger.