title: Authors' reply.
authors.affiliation: Gordon Parker, Scientia Professor of Psychiatry, University of New South Wales and Professorial Fellow, Black Dog Institute, Sydney, Australia. Email: g.parker@blackdog.org.au.
authors.forename: Gordon
authors.initials: G
authors.lastname: Parker
mesh_terms: D001883:Borderline Personality Disorder / Q000145:classification*; D006801:Humans; D019964:Mood Disorders / Q000145:classification*