Place rinsed chickpeas in a large bowl; use a fork or potato masher to mash the chickpeas until mostly mashed with some whole pieces remaining.
Add 3 tablespoons yogurt, 3 tablespoons mayonnaise, 2 tablespoons vinegar and 2 teaspoons mustard; stir until well combined.
Add 1½ cups chicken, ½ cup celery, ¼ cup pecans, 1 tablespoon chives, ½ teaspoon garlic powder and ¼ teaspoon each salt, pepper and cayenne; fold until evenly mixed.
Gently fold in ¼ cup pomegranate arils (or grapes or apples).
