In March 2012, May contributed the foreword to a target paper published by the think tank the Bow Group, urging the government to reconsider its plans to cull thousands of badgers to control bovine TB, stating that the findings of Labour’s major badger culling trials, several years earlier, show that culling does not work. The paper was authored by Graham Godwin-Pearson with contributions by leadingtuberculosis scientists, including Lord Krebs.In 2013, Brian May joined French guitar player Jean-Pierre Danel for a charity Danel launched to the benefit of animal rights in France. The guitarists signed guitars and art photos together, and were joined by Hank Marvin.