 2 were given their North American premiere by the Elmer Iseler Singers at concerts in Ottawa and Toronto, conducted by Lydia Adams.In September 2005, Vespers was premiered in Kiev's Pecherska Lavra (Monastery of the Caves) by the Vydubychi Church Choir (Volodymyr Viniar, conductor), as the opening concert to the 16th KyivFest International Music Festival.On April 9, 2006, the Requiem was performed in concert at Toronto's Roy Thomson Hall by the combined