By Miriam Shaviv, July 8, 2011
Since the 1960s, the Orthodox world has been justifiably proud of the ba'al teshuvah movement - the large numbers of assimilated Jews who have become frum, bolstering the observant community.
Until relatively recently, however, the flow of people moving the other way, out of Orthodoxy, has been the movement's dirty little secret.
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