Setting course: the case for the credentialing of forensic interviewers.

The article provides a history of efforts to develop a credentialing or certification process for forensic interviewers and reviews the multitiered credentialing process offered by the National Association of Certified Child Forensic Interviewers. The authors argue the benefits of a credentialing process for forensic interviewers and respond to the arguments commonly made against the credentialing of forensic interviewers.