Traditionally, an engineer is responsible for capturing sound - microphone choice, gear, etc. A producer can have a number of different responsibilities - anything from songwriting to judging performances - setting mood, and (perhaps most importantly) choosing which songs to work on!
Matt SquireEvery artist is different - I work with a lot of artists from the ground up because it's really amazing to watch projects go from Minute 1.
Matt SquireEvery artist is different - the pop mentality is different than bands for me, because I'm playing a lot of the instruments.
Matt Squire