Peter R. Arnott (born 1932) is an American composer, theatre director and banjo player. Arnott is a member of the Bohemian Club and has been closely involved with a number of Grove Plays. Arnott is a founding member and banjo player for the Goodtime Washboard Three.
Arnott joined the Goodtime Washboard Three after it was founded.
Arnott was a founding member as stated and could not have joined after. The system may not have been able to distinguish the difference between joining at foundation or after founding.