- 2011: Marco Caracciolo (University of Bologna, Italy)
- Spring 2012: Merja Polvinen (University of Helsinki, Finland) and Steven Surdiacourt (Katholieke Universiteit Leuven, Belgium)
- Fall 2012: Margarida McMurry (University of Oslo) and Virginia Pignagnoli (Ca' Foscari University)
- Spring 2013: Linda Weste (University of Melbourne)
- Fall 2012 - Spring 2013: Alan Nadel (University of Kentucky)
- Spring 2014: Kate Burling (University of Cape Town) and Caroline Pirlet (Giessen University)
- Fall 2014: Antoine Dechêne (University of Liège), Toon Staes (University of Antwerp) and Cyril de Beun (Katholieke Universiteit Leuven)
- Spring 2015: Natalie Knöhr (University of Göttingen) and Lasse Gammelgaard (Aarhus University)
- Fall 2015: Elena Fratto (Harvard University), Maria Sulimma (Freie Universität Berlin) and Elise Nykänen (University of Helsinki)
- Spring 2016: Elena Fratto (Harvard University), Elise Nykänen (University of Helsinki), Tamás Csönge (University of Peçs) and Arkadiusz Misztal (University of Gdańsk)
- Fall 2016: Helen Day (University of Central Lancashire), Benoît Crucifix (University of Liège), Ella Mingazova (University of Liège) and Toon Staes (University of Antwerp)
- Spring 2017: Kelly Marsh (Mississippi State University), José Antonio Álvarez-Amorós (University of Alicante) and Toon Staes (University of Antwerp)
- Fall 2017: Violeta Martinez (University Autónoma of Madrid) and Vanessa Ossa (University of Tübingen)
- 2018: Luciano Cabra (Rio de Janeiro State University) and Nie Baoyu (Henan Agricultural University)
- 2019: Iida Pollanen (University of Oregon), Mari Hatavara (University of Tampere) and Antoine Duchene (Leuven)