wullicher was born in buenos aires. his 1972 movie "quebracho" tells the story of "la forestal," an english company extracting quebracho trees between 1900 and 1963 in the northern province of santa fe. the wood and its main product, tannin, were highly coveted between 1918 and 1945 and became a focal point of political and social struggles connected with the evolution of trade unionism, as well as the emergence of the radical civic union and peronism. it is considered an iconic film of its period, if now somewhat dated. his 1978 documentary "borges para millones", about the writer jorge luis borges, includes an interview with borges and staged reenactments of some of his works.