Walde, Bettina MPI for Psychological Research (Munich, -2003), The Prior Institutes, MPI for Human Cognitive and Brain Sciences, Max Planck Society;
Walde, B. (2006). Willensfreiheit und Hirnforschung – Das Freiheitsmodell des epistemischen Libertarismus: Free will and the empirical mind sciences – Epistemic libertarianism as a theory of free will. Paderborn: Mentis.