Noise plays an undeniable role in music -- and in our lives. Today we kick off the Friday series "Sound Off" with a look at New York City's noisiest neighborhoods and the artists that live in them. Guests include Alan Fierstein, founder and president of the acoustic consulting firm Acoustilog Inc., and jazz saxophonist Miguel Zenon.

Soundcheck blog: John Schaefer, noise grinch?

Weigh in: What's your favorite and least-favorite noise in your neighborhood? Tell us why