 Immigration has brought to Italy new Christian communities, especially Orthodox Christians.Massimo Introvigne, founder and director of CESNUR (an Italian think tank devoted to religious studies) and main author of "L'enciclopedia delle religioni in Italia", predicts that, thanks to continued immigration from Eastern Europe, Orthodox Christians could soon become the second largest religious group, overtaking Muslims.Also Protestantism, especially in its evangelical and Pentecostal forms, is on the rise