Orzo Salad With Shrimp and Feta

Name: Orzo Salad With Shrimp and Feta
Ingredients: Kosher salt; 8 ounces orzo pasta (about 2 cups); 1/2 pound large shrimp, peeled and deveined (tails removed), coarsely chopped; 1/3 cup plus 1 tablespoon extra-virgin olive oil; 1 clove garlic, minced; Freshly ground pepper; Grated zest of 2 lemons, plus 1/4 cup fresh lemon juice; 4 scallions, thinly sliced; 1/2 cup chopped fresh mint; 1/2 cup chopped fresh dill; 1 cup diced English cucumber; 4 ounces crumbled feta cheese; 3 tablespoons halved pitted kalamata olives