They [my sons] all went to different schools and all did different things. They're about as different for five kids as you'll ever see. They don't do anything the same.
Group Material is itself collaborative, which is non-hierarchical and we don't use the corporate model which is along lines of expertise but we work together and take responsibility as a group for every aspect of the work. And then there's a collaboration or dialogue with those artists and non-artists we work with, in terms of participation in the various projects.