Based on his 20-year-long studies on integration and assimilation, Ruud Koopmans, a professor of sociology at Humboldt University in Berlin, has arrived at the conclusion that Muslims are more difficult to integrate than other immigrant groups.
Professor Ruud Koopmans suggested than no Western country has managed to successfully integrate Muslims. In an interview with the Danish newspaper Berlingske, he stressed that despite individual pattern breakers, the overall picture and the general trend are discouraging.
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