Mondays from 7:15- 8:45pm at Green River Yoga, 158 Main St., suite #6 (studio B), Greenfield, Ma. (above World Eye Books).    All are welcome to join us as we practice sitting and walking Zen meditation. Both group and individual instruction are offered; beginners are invited to come at 7:00 pm for initial instruction.  The suggested donation is $5.  Bring your own sitting cushion if you want.  We do have cushions and chairs to share.  For more info: 413-773-9744 or jean.erlbaum@verizon.net