Articles by Dr Peter William Walsh Commentary What have we learned about migration from the Census? Dr Peter William Walsh and Madeleine Sumption 04 Nov 2022 Politics and Society UK-EU Relations Commentary The end of an era in British migration statistics Dr Peter William Walsh 16 Sep 2020 Policies Commentary The new Immigration Bill: closing the door on freedom of movement Dr Peter William Walsh 24 Jun 2020 Policies Explainer The UK’s post-Brexit points-based immigration system 06 Mar 2020 Policies