It's possible that due to the methodological limitations of Piaget, he systematically underestimated what children and babies know.

皮亚杰很可能由于研究方法上的局限,而系统地低估了婴幼儿的理解能力

耶鲁公开课 - 心理学导论课程节选

But it also extends to people who want to teach young children and babies and also want to help populations like the severely autistic or the severely retarded.

人们还采用这个方法来教育婴幼儿,帮助那些患有诸如严重自闭症,和重度智障等病症的个体。

耶鲁公开课 - 心理学导论课程节选