Kevvyn Collins-Thompson, Univ. Michigan (sept.-dec. 2019)
Franck Guerin, Univ. Aberyswith (dec 2019)
Justus Piater, Univ. Innsbrucj (dec 2019)
Verena Hafner, Univ. Berlin (dec 2019)
Jochen Triesch, Univ. Frankfurt (dec 2019)
Nivedita Mani, Univ. Gottingen (dec 2019)
Oksana Hagen, Plymouth University (Oct. 2019)
Medhi Alaimi [Inria, until Jul 2019]
Timothee Anne [Inria, from Feb 2019 until Jun 2019]
Anouche Banikyan [Inria, from Feb 2019 until Jul 2019]
Lucie Galland [Ecole Normale Supérieure Paris, from Jun 2019 until Aug 2019]
Tallulah Gilliard [Inria, from Feb 2019 until Jul 2019]
Marion Schaeffer [Inria, from Jul 2019 until Sep 2019]
Martin Serret [Inria, from Feb 2019 until Aug 2019]
Maria Teodorescu [Inria, from Sep 2019]