Minister for Education, Minister for Industrial Relations and Minister for Racing The Honourable Grace Grace Two Queensland Racing Integrity Commission leadership positions have been temporarily filled. Racing Minister Grace Grace said the roles of Acting Commissioner and Acting Deputy Commissioner have been finalised following the departures of Ross Barnett and Mark Ainsworth. “Paul Brown (Director, Office of Commissioner) will perform the role of Acting Commissioner while Daryl Johnson (Chief Superintendent, Qld Police) will perform the role of Acting Deputy Commissioner,” Ms Grace said. “Mr Brown has been the Director of the Office of the Commissioner since 2016 and has been acting Deputy Commissioner since the resignation of Ross Barnett.