By Sarah LaDuke
http://stream.publicbroadcasting.net/production/mp3/wamc/local-wamc-769285.mp3
Woodstock, NY – Ron Grunhut's documentary short, Knock on Wood, is showing this weekend at the Woodstock Film Festival. Sarah spoke with Grunhut about his career and his film. This interview also contains music and clips of the subject of Knock on Wood, Valerie Naranjo - who appeared on Performance Place earlier this year.