Pedro Machado Manhães de Castro (Universidade Federal de Pernambuco)
Arijit Ghosh (MPII, Saarbrucken), april, november-december
Antoine Vigneron (KAUST), may
Ramsay Dyer (Johann Bernouilli Institute, University of Groningen), octobre
Kira Vyatkina (Saint Petersburg Academic University), october
Vissarion Fisikopoulos (Université Libre de Bruxelles), november