 With a focus on a cappella singing, he introduced composers of the 20th century, music such as Knut Nystedt's Missa brevis, Józef Świder's Missa angelica and Arvo Pärt's "The Deer's Cry".His first choral concert was on 26 October 2019 Dvořák's Stabat Mater, with the choir, members of the orchestra of the Hessisches Staatstheater Wiesbaden, and soloists including soprano Betsy Horne and bass Johannes Hill.A review noted fine intonation and rhythmic precision as the result of months of hard work.