Arnoud Arntz is Professor of Clinical Psychology and
Experimental Psychopathology at Maastricht University, the
Netherlands. He is Scientific Director of the University's
Research Center of Experimental Psychopathology. He studies
psychological theories and therapies for anxiety and personality
disorders, and is the principal investigator for a series of
multicenter trials investigating the effectiveness of schema
therapy for various personality disorders. He also practices CBT
and schema therapy.

Gitta Jacob is a Clinical Psychologist, Cognitive and
Schema Therapist in the Department of Clinical Psychology and
Psychotherapy, University of Freiburg, Germany. She is a founding
board member of the International Society for Schema Therapy, and a
past Chair of the Working Group on Borderline Personality Disorders
at the Department of Psychiatry and Psychotherapy, University
Hospital Freiburg.