Peter Indefrey is Principal Investigator at the F.C. Donders Centre for Cognitive Neuroimaging in Nijmegen and a Research Associate at the Max Planck Institute for Psycholinguistics. He has a M.D. and a Ph.D. in Linguistics from the Heinrich Heine University Düsseldorf. His research is on first and second language processing and its neural correlates with a particular focus on syntactic and morphological processing, word production, reading, and the development of language processing in L2 learners.
Marianne Gullberg is a staff member at Radboud University Nijmegen and Research Associate at the Max Planck Institute for Psycholinguistics in Nijmegen. She holds a Ph.D. in Linguistics from Lund University, Sweden. Her research focuses on the earliest stages of adult second language acquisition and on the advanced or bilingual stage, lexical semantics, cross-linguistic (bi-directional) influences, code-switching, and the production and comprehension of gestures.