（里奇曼是一位政治历史学家，他因为设计了一个成功预测从罗纳德·里根到唐纳德·特朗普的所有当选总统的模型而闻名于世。 ）
(A political historian, Lichtman is famous for having devised a model that has enabled him to predict the election of every American president from Ronald Reagan to Donald Trump.)