The membership of the Reference Laboratories Working Group is as follows:Chairman:Dr B Watt Director Scottish Mycobacteria Reference Laboratory City Hospital, EdinburghMembers:Dr S Ahmed Consulant in Public Health Medicine Greater Glasgow Health BoardDr P Christie Consultant in Public Health Medicine Scottish Centre for Infection and Environmental Health, GlasgowDr A S Hutchison Clinical Director for Laboratory Medicine Department of Biochemistry Southern General Hospital, GlasgowDr D C Old Reader in Medical Microbiology Ninewells Hospital, DundeeProfessor W J Reilly Deputy Director Scottish Centre for Infection and Environmental Health GlasgowThere are currently 2 vacancies on the Working Group, one for a histopathologist, the other for a Health Board General Manager.