Peter H. Schuck is the Simeon E. Baldwin Professor Emeritus of Law and Professor (Adjunct) of Law at Yale Law School where he has held the chair since 1984. He has also served as Deputy Dean. His major fields of teaching and research are tort law; immigration, citizenship, and refugee law; groups, diversity, and law; and administrative law.

Rainer Münz is Head of Research & Knowledge Center (Erste Group), Non-resident Fellow of the Migration Policy Institute, Washington DC, and Senior Fellow at the Hamburg Institute of International Economics (HWWI). He studied at Vienna University, where he earned his PhD in 1978. In 1979 he joined the Austrian Academy of Sciences. Until 1992 he was director of the Institute of Demography at the Austrian Academy of Science. Between 1992 and 2003 he was head of the Department of Demography at Humboldt University, Berlin. He was visiting professor at the Universities of Bamberg (1986), University of California at Berkeley (1986, 1989, 1997-98), Frankfurt (1988), Klagenfurt (1996, 1998), Vienna (2001-02) and Zurich (1992). He also was Senior Research Fellow at the Department of Mathematics of Finance, Technical University Vienna (2001-2002). Since 2010 he teaches at the University of St. Gallen. His main fields of research are European Migration, ethnic and linguistic minority issues, and the impact of demographic change on social policy.