‘Every blood donor is a hero’ – according to the World Health Organization, which used the phrase to promote World Blood Donor Day a few years back. But so too are the people who plan and manage blood donation schemes. They ensure that the procedure is comfortable and safe for those that both give and receive this magical life-saving fluid. People like Charlotte Russo, the veterinary nurse responsible for running the transfusion medicine service at the Queen Mother Hospital for Animals at the Royal Veterinary College. John Bonner finds out more…