Giampaolo Perna confirmed in its role as a Voluntary Professor of Psychiatry and Behavioral Sciences at the Leonard M. Miller School of Medicine of the University of Miami (USA) until 31st January 2019 and in its role of Associate Professor at the Department of Psychaitry and Neuropsychology of the Faculty of Health, Medicine & Life Sciences of Maastricht University (The Netherlands) until 1 April 2018.