Yuja Wang will be juggling two things when she returns to Hong Kong on November 9: playing both of Brahms’ piano concertos in the same concert and conducting the Mahler Chamber Orchestra from the keyboard while she does it. The Beijing-born megastar will play in two concerts to open Premiere Performances’ 20th anniversary season. On the first night, at the Hong Kong Cultural Centre, she will play-conduct Brahms’ Piano Concerto No 1 and No 2 back to back. The following evening will see her switch...