Heat oven to 425. Spray a baking sheet or pizza pan w/ cooking spray.In lg bowl, combine artichokes, garlic, salt and pepper. Mix well. Add spinach, cheese and ham. Toss gently to combine.
Unroll dough onto pan, cut into 6 equal squares. Using your hands, spread out each square to 5".
Spoon an equal amount of filling into center of each square. Fold each square in 1/2 diagonally to form a triangle. Press the edges to seal. Lightly spray each square w/ cooking spray. Bake 12-15 mins, or until golden brown.