He published El infiltrado in 1989, which was awarded a prize as the best Latin-American novel translated to French that year. Collyer has continued to publish works to much critical acclaim and has won the Premio Municipal de Santiago for his short story collections, amongst various other awards for his publications in general. The New York Times Book Review described him as "a born writer".
He published "El infiltrado" in 1989, which was recognized with a prize for being the best Latin-American novel translated into French that year. Collyer has continued to produce successful works and has received numerous accolades, including the Premio Municipal de Santiago for his short story collections, as well as other awards for his overall publications. The New York Times Book Review praised him as a gifted writer.