Book Review: Questioning EU Citizenship. Judges and the Limits of Free Movement and Solidarity in the EU, edited by Daniel Thym. (Oxford: Hart Publishing, 2017) - Common Market Law Review View Book Review: Questioning EU Citizenship. Judges and the Limits of Free Movement and Solidarity in the EU, edited by Daniel Thym. (Oxford: Hart Publishing, 2017) by - Common Market Law Review Book Review: Questioning EU Citizenship. Judges and the Limits of Free Movement and Solidarity in the EU, edited by Daniel Thym. (Oxford: Hart Publishing, 2017) 55 5 Common Market Law Review