Sound is emotional, images are informational, or so goes the old saying. And when you combine the two in a well-made feature film, you can make an audience laugh or cry. But is that appropriate or even ethical when making documentaries? Nigel Scott is a master sound designer for both film and theatre and will be part of a panel on sound for documentary film makers at the Screen Edge Forum later this month. Justin Gregory asked him where he stood on the emotional/informational argument.