The ÉxQuartet will be performing a concert at the 4th Kwidzyn International Music Festival on July 1, 2020. This year, the Festival is being broadcast online. The Program includes the World Premiere of Aaron Alter's "String Theory". Also on the program are Phillip Glass - Quartet no 2 - Company, Dorothee Eberhardt - Streichquartett Nr. 3, Carl Loewe - Quartet Nr. 1 and the world premiere of Aris Carastathis - String Quartet In Memoriam John Carastathis.