Preheat oven to 425º.
Sprinkle 1 tablespoon cornmeal onto a large baking sheet coated with cooking spray. Unroll pizza dough onto prepared baking sheet, and stretch sides gently into an 11 x 15-inch rectangle. Bake at 425º for 7 minutes. Remove crust from oven.
Layer red pepper strips and arugula over crust. Sprinkle with pine nuts, red onion, and crushed red pepper. Bake at 425º for 5 minutes; sprinkle with cheese, and bake 2 minutes or until cheese melts. Cut into 8 pieces.