Mr. Perrier is retired as a full-time consulting structural engineer, but continues to do contract work in the field. Indulging a keen interest in areas of architectural history, he currently works as a volunteer Educator at Frank Lloyd Wright’s Fallingwater estate in southwest Pennsylvania and is engaged in research regarding the history of the house as well. Over the last 40+ years, he has sung with various church choirs, the Choral Society of Greensboro, the Piedmont Triad Men’s Chorus, the Greensboro Symphony Master Chorale, Gate City Voices, and Bel Canto Company. He also serves as President of the Piedmont Theatre Organ Enthusiasts.