I am co-authour with Antonio R. Lesn Sendra and Mercedes Robles Escobedo. It shows Seneca's influence on the Canterbury Tales, classifying the themes of influence and commenting the quotations. The most striking point is the new 21 quotations not included in the edition of The Riverside Chaucer which were first published in the proceedings of the Simposium International In Memoriam Henry Sweet I, edited by Antonio Lesn Sendra and Vicente Lspez Folgado in 1995, where I presented the paper "How much of our Seneca is there in the Canterbury Tales?" . Quotations are in Latin, Middle English, Modern English and Spanish.