L to R: Professor Luis Rosales of Pontificia Universidad Catolica de Valparaiso, Chile; Professor Nancy Sandler of Ohio University; Professor Andrea Latge of Universidade and Federal Fluminense, Niteroi, Rio de Janeiro, Brazil; and Professor Sergio Ulloa of Ohio University.

Professor Luis Rosales of Pontificia Universidad Catolica de Valparaiso, Chile; and Professor Andrea Latgeo of Universidade and Federal Fluminense, Niteroi, Rio de Janeiro, Brazil visited NQPI this winter to research with the Sandler and Ulloa groups.