 Both children had poor health as Adam had cerebral palsy and Sarah died from colon cancer in July 2001.In 1953, the Gestalt Institute of Cleveland was founded by key figures in the history of Gestalt theory, including Fritz Perls, Laura Perls, Isadore From, and Paul Goodman.Her husband, Erving Polster, was among the founding faculty members, and his involvement in workshops that trained individuals in new Gestalt therapeutic techniques piqued her interest in psychology.