WUMB will host another Winter Acoustic Music Weekend (WAMW) on February 21 – 23, 2025, in Groton, Massachusetts. Music Director Lorraine Hammond has crafted this year’s Winter Weekend to be a fully ‘hands-on’ acoustic music retreat, featuring traditional New England, American and World music. Come for camaraderie and classes, concerts and great guided and freestyle jams, with these first-class players and teachers: Armand Aromin John Doerschuk Benedict Gagliardi Martin Grosswendt Bennett Hammond Lorraine Hammond Ben Pearce Sally Rogers Groton is…