Luis Favre or Luiz Favre is the nom-de-guerre of Felipe Belisario Wermus (born 1949 Buenos Aires, Argentina). He was, as a young man, an Argentinian union militant and member of Politica Obrera. Later (in the early 1970s) he moved to France and became a leading member of the Internationalist Communist Organisation (OCI), a Trotskyist party in France, working especially in its international department with responsibility for Latin America. Wikipedia
The definitive Wikipedia entry for Luis Favre. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Luis_Favre