If you're anywhere near Cambridge, Mass., Nicholson will be leading workshops Saturday, May 4, at the Blacksmith House Dulcimer Festival at the Blacksmith House on Brattle Street. So will Lorraine Lee Hammond, organizer of the festival, Pam Weeks, Lucy Sollogub and others. Festival includes concerts Friday and Saturday night and Sunday afternoon. Don't have blue clickies, but info is available on web sites of Cambridge Center for Adult Education and Lorraine Hammond.