time), it would favor the hypothesis of shared dream plots over being in the same dream at the same time. In any case, Fox was unable to repeat "this small success" in mutual lucid dreaming and expressed the belief that "it is an extremely rare occurrence for two people to share approximately the same dream experience." The examples we have so far considered were both once-in-a lifetime experiences for the dream sharers. In contrast, there are suggestions that mutual dreaming abilities have been cultivated to a high level by a number of Sufi mystics. Aside from various stories of Sufi masters being able to appear in the dreams of anyone they chose, there is the report of a group of dervishes who explored the world of dreams onthe island of Rhodes in the 16th Century. [16] The dervishes were presided over by a Sheikh, "a certain Hudai effendi" who not only "practiced all the virtues, cultivated all the sciences and read books in the majority of Classical languages" but "devoted himself to the cultivation of collective dreams." In an isolated monastery atop a small hill on the island, "master and disciples purified themselves bodily, mentally and spiritually together; they got into an enormous bed together, a bed which contained the whole congregation. They recited the same secret formula together and had the same dream." A remarkable story is told of an encounter between the dream master of Rhodes and Suleiman the Magnificent, the Sultan of Turkey. One day, during a military campaign in Corinthia, Suleiman