Stray dogs are everywhere in Santiago, Chile. They lie on sidewalks, wander the parks, and even cross busy streets unaided. No one seems to mind; they’re just part of the culture. For Kari Weil, University Professor of Letters, they also were a striking reminder of the purpose of her recent trip to Santiago. At the invitation of the U.S. Embassy there, she visited the Pontificia Catholic University of Chile Jan. 6-9 to discuss current trends in American animal studies. Although academics have studied animals from various perspectives for a long time, animal studies as a cross-disciplinary field has come into its own…