Adjacent to Museo Estudio Luis Barragan, Chava Studio’s breezy linen and cotton pieces look entirely at home in Mexico City. The fact that Chava’s founder, Olivia Villanti, is originally from New York state hardly seems to matter. She met her Mexico City-born husband while studying in Barcelona in 2003. The next year, he took her to Mexico. “My first visit felt chaotic and exciting. It's a city that has so much spirit, it didn't surprise me that so many famous authors, writers, artists have made...