“For more than thirty years, Lynne Sachs has constructed short, bold mid-length, and feature films incorporating elements of the essay film, collage, performance, and observational documentary. Her highly self-reflexive films have variously explored the relations between the body, camera, and the materiality of film itself; histories of personal, social, and political trauma; marginalized communities and their labor; and her own family life, slipping seamlessly between modes, from documentary es…