Complex sentence: Gilbert sits on the Emotion, Personality and Altruism Research Group at the Wright Institute (1992--present) and is Visiting Professor at the University of Fribourg (Switzerland) and the University of Coimbra (Portugal).
Split into simpler sentences: Gilbert sits on the Emotion, Personality and Altruism Research Group at the Wright Institute (1992--present). Furthermore, Professor Gilbert is visiting Professor at the University of Fribourg (Switzerland) and Coimbra (Portugal).