In 1991 Donald Hambrick and Gregory Fukutomi, then both at Columbia Business School, published an influential paper on the " seasons" of a chief executive's tenure.

1991 年，当时就读于哥伦比亚商学院的唐纳德·汉布里克 (Donald Hambrick) 和格雷戈里·福富富 (Gregory Fukutomi) 发表了一篇关于首席执行官任期“季节”的颇具影响力的论文。