^*Department of Psychiatry, Duke University, Durham, NC;

^†Department of Special Needs Education and Child Care, Faculty of Behavioural and Social Sciences, University of Groningen, Groningen, The Netherlands.

Address for reprints: Laura Batstra, PhD, Department of Special Needs Education and Child Care, Faculty of Behavioural and Social Sciences, University of Groningen, Grote Rozenstraat 38, 9712 TJ Groningen, The Netherlands; e-mail: [email protected].

Disclosure: A. Frances was chair of the DSM-IV taskforce. L. Batstra declares no conflicts of interest.

Received March , 2013

Accepted March , 2013