[§587A-19]  Testimony by department social worker.  A person employed by the department as a social worker in the area of child protective services or child welfare services shall be presumed to be qualified to testify as an expert on child protective or child welfare services.  Any party may move the court to qualify a person employed by the department as a social worker in the area of child protective services or child welfare services called to testify as an expert on child protective or child welfare services. [L 2010, c 135, pt of §1]