Ahmed Ammar, citizen of Yemen and resident of Poland for the past 14 years, a doctoral student at the Adam Mickiewicz University in Poznañ and unofficial Muslim cleric-imam of the Wielkopolska region-has to leave Poland. This order was issued by Andrzej Nowakowski, governor of Wielkopolska province, at a motion by the Internal Security Agency (ABW). The province governor justifies his decision by citing the Agency's opinion, according to which Ammar's further stay in Poland "constitutes a threat to state security and to the public order." The head of the ABW, Andrzej Barcikowski, refuses to disclose information concerning the actual reasons...