“This is an artist we need to hear more of,” says The New York Times of pianist David Fray; Fray joins the MSO to perform Mozart’s sprightly “Jeunehomme” concerto, dedicated to the talented young pianist who inspired its music. Guest conductor Katharina Wincor leads a masterwork by another bright young talent, Shostakovich — his mischievous First Symphony, penned when he was a conservatory student, launched the composer’s career and remains one of his most celebrated contributions to music.