universities also appoint professors occupying an endowed chair (Dutch: "bijzonderhoogleraar", literally "special professor"), often on a part-time basis. Special
the early history of Christianity. Van den Broek was appointed as Bijzonderhoogleraar [nl] (professor not paid by University funds) of Religious history
subsequently served another four years as Bijzonderhoogleraar [nl] of Psychoimmunophysiology, a bijzonderhoogleraar being a professor paid for by external
Proefschrift aan de Universiteit van Amsterdam "Caroline Nevejan, bijzonderhoogleraar Designing Urban Experience". 11 April 2018. Olsthoorn, Peter. "25