 Due in part to its secrecy, "Jesuit America" magazine referred to it as, "...the most controversial group in the Catholic Church today.Opus Dei has been accused of deceptive and aggressive recruitment practices, such as showering potential members with intense praise ("Love bombing"), and instructing numeraries to form friendships and attend social gatherings explicitly for recruiting purposes.Critics allege that Opus Dei maintains an extremely high degree of control over its members—for instance, past rules required numeraries to submit their incoming and outgoing mail to their superiors for inspection, and members are forbidden to read certain books without permission from their superiors.