Gregory Hayes recently retired as Senior Lecturer at Dartmouth College, where he has taught piano and harpsichord since 1991. He is a busy collaborative musician and has performed on keyboard instruments of various kinds with the Springfield, Vermont, and Albany Symphony Orchestras and with Arcadia Players, a regional period-instrument ensemble. He has participated often in the New England Bach Festival and on the Mohawk Trail Concerts series in western Massachusetts. Formerly the longtime music director for the Unitarian Society of Northampton and Florence, he is a resident of Goshen (Massachusetts), and he has taught for many summers at Greenwood Music Camp in nearby Cummington. Mr. Hayes is a Phi Beta Kappa graduate of Amherst College and the Manhattan School of Music.