Prime Minister Matteo Renzi of Italy, center, with President François Hollande of France last week at a European Union gathering.CreditGeert Vanden Wijngaert/Associated Press
The Washington Post's Monkey Cage blog is hosting series of blogs this week on Muslim integration in Europe, starting with a post by Terri Givens and Pete Mohanty of the University of Texas at Austin:
Muslims attend a gathering in front of the Paris Mosque after Friday prayers September 26, 2014 to pay tribute to Herve Gourdel, a French mountain guide who was beheaded by an Algerian Islamist group. Thousands of French Muslims, who at 5 million make up about eight percent of the population, rallied across the country on Friday to protest ISIS. REUTERS/JACKY NAEGELEN