1. Place a saucepan filled two-thirds with water over high heat. Cut potatoes into 1-inch pieces. Add potatoes to pan; cover and bring to a boil. Reduce heat to medium-high; cook 5 minutes or until tender. Drain.
2. Whisk together olive oil, lemon rind, lemon juice, Dijon, and pepper in a bowl. Stir in arugula, kalamata olives, parsley, basil, and chives. Add drained potatoes; toss gently to coat.