AUTHOR=Freedman Jane TITLE=Grand Challenges: Refugees and Conflict JOURNAL=Frontiers in Human Dynamics VOLUME=1 YEAR=2019 URL=https://www.frontiersin.org/journals/human-dynamics/articles/10.3389/fhumd.2019.00001 DOI=10.3389/fhumd.2019.00001 ISSN=2673-2726