it’s critical to find a balance between working alone on ideas and working with others. “There are times, especially early in the creative process, when I want to slow down and think about a challenging question by myself,” he said. (At such times, he retreats to the solitude of a barn converted into a music studio.) “As a composer I love the act of imagining a question—and even a whole world—and being able to make it real in your mind over a long period, before you share it with others.”