The organization, "formed of management and labor in the film industry," quietly lobbied the House Un-American Activities Committee to examine purported Communist elements in the movie industry, which they did in 1947. Wood had been keeping a black notebook in which he wrote the names of those he considered subversive. His daughter Jeane Wood said that his crusade "transformed Dad into a snarling, unreasoning brute." There was nothing in Wood's personal and professional demeanor during the course of his long career that anticipated the intensity of his anti-Communist rage which "disappointed some of his friends and greatly concerned his family."