Ms. Pallas and Mr. Trail have performed together since 1989. The duo has been featured in concerts sponsored by Columbia Artists, Community Concerts Association, the National Archives, and the Johns Hopkins University Applied Physics Laboratory. A video recording of their multimedia performance of Gustav Holst's The Planets is stored in the National Archives permanent collection. Beyond the standard piano ensemble repertoire, the duo has a special interest in orchestral masterpieces originally composed or arranged for piano duet. The duo is based in Washington, DC.