桑代克是动物心理学的鼻祖,联结主义心理学的创始人,创建了教育心理学,也是美国教育测验运动的领袖之一。1895年,他到哈佛大学,做小鸡走迷津实验(即走迷宫),后转到哥伦比亚大学学习,继续利用猫和狗等做实验。他在实验中发现,最初,小鸡小猫小狗都是在死路里转来转去,偶尔会找到出口,逃出迷宫,而这通常需要花很长时 Thorndike is the founder of animal psychology, the founder of connectionism psychology, created educational psychology, but also one of the leaders of the American educational test movement. In 1895, he went to Harvard University, doing chicks maze experiment (that is, the maze), then go to Columbia University to continue to use cats and dogs to do experiments. In experiments, he found that initially, chick and cat puppies were turning around in the dead, occasionally finding an exit and escaping the maze, which usually took a long time