费尔巴哈，一位被人们誉为“近代刑法学之父”的德国刑法学家，其刑法理论的核心就是“心理强制说”。

Feuerbach, who is named as "the Father of modern science of criminal law", is the Germany Penal jurist. The core of his theory of criminal law is the "theory of psychological Compulsion".

德国刑法学家贝林提出的构成要件理论是实证主义方法在刑法学研究中的集中体现和主要成果，它标志着刑法学对于犯罪的研究开始了形式化的新历程。

The theory of constructive factors(Tatbestad) by Beling is the main reflection of positivism in criminal law research, symbolizing that the study of crime came into a new stage of formality.