Head of School Barbara Chase greets a group of trick-or-treaters at her door on Halloween night. Wearing the Batman and Superman costumes, respectively, are Aki and Kai Murata Charland, children of Michael Charland and faculty member Aya Murata. The three children in the center are, right to left, Mariel, Emma, and Hope Joel, daughters of faculty members Elisa and Chris Joel. (Photo by Elisa Joel)