we spoke to the welsh rugby union.ers. we need to take the responsibility out of players�* hands, as well, because on numerous occasions they won't report concussion. so stakeholders such as referees, as i mentioned before, coaches, pitch—side practitioners, first aiders, etc, need to be given that responsibility, as well. a reassuring message. but did it hit home? a few years ago, academics here at cardiff metropolitan university carried out a couple of studies to find out just how much players, coaches, referees and medics knew about concussion. you have to say, the results were startling. at the elite level, over 60% of referees and coaches incorrectly believed that headgear and mouth guards could prevent concussion. most worryingly, in professional rugby, 80% of medical staff said they'd felt under pressure to give the all—clear to a concussed player. one of those behind the research was the wru's prav matheema. if 80% of medical staff are saying they're feeling under pressure, then that isn't an ideal situation at