Tilden Study Center offers academic support, career orientation and character development for boys and men. The building is open daily for studying. Activities for college men include private tutoring, critical paper review, topical seminars, career guidance, networking, internships, community outreach, mentoring high school students and spiritual retreats. These programs are open to undergraduate men from any Los Angeles area university. A summer camp is held here for middle school boys, and high school boys can attend leadership seminars. The center is under the direction of members of Opus Dei, a worldwide prelature of the Catholic Church. Professional men can participate as cooperators of Opus Dei, providing spiritual and material help to the apostolates of Opus Dei.