当时主持这个项目的哥伦比亚大学心理学家赫尔伯特·特雷斯决定终止这个项目并将尼姆送回俄克拉荷马的庇护中心。
Herbert Terrace, the Columbia University psychologist who was directing the project, decided to end it and sent Nim back to the primate facility in Oklahoma.