Julian Wachner conducts the choir of Trinity Wall Street and the Bang on a Can All-Stars at Lincoln Center in New York in 2014. Wachner, who was dismissed from his position at Trinity in 2022, has been charged with possession of child sex abuse material in Indiana. Julian Wachner, a conductor and composer who once held jobs with some of New York’s most respected institutions, has been charged in Indiana with possessing child sexual abuse material and cocaine. On Tuesday, prosecutors in Marion County, Ind., filed 11 felony charges against him: 10 counts of possessing child sexual abuse material depicting children younger than 12 years old, and an additional count of cocaine possession. During the heyday of his musical career, Wachner was twice nominated for Grammy Awards for his work as a conductor.