一九六八年,美国著名心理学家罗森塔尔和雅可卜生,来到美国的一所小学,煞有介事地对学生进行“发展预测”,然后给教师提供了一份具有“优异发展可能”的学生名单,并再三嘱咐教师“保密”。其实,这份名单是随意拟定的,根本没有依据学生的什么素质,也没有根据他们自己对学生的评价。但几个月以后,奇迹出现了:凡被列入 In 1968, the famous American psychologists Rosenthal and Jacobsson came to a primary school in the United States. They carried out “developmental predictions” on students in an astounding manner, and then provided teachers with an “excellent development.” “Possibly” a list of students, and again and again “secret” teachers. In fact, this list is arbitrarily drawn. It does not depend on the quality of the students, nor on their own evaluation of students. But a few months later, a miracle emerged: Where is included