The main reason for the change is that the factional bosses of the Labour Party seized their chance to remove Rudd who had refused to play their game by ignoring them whilst relying on his direct electoral popularity (which faded once he renounced his climate change scheme).
La principal razón para el cambio es que los jefes de facciones del Partido Laborista tomaron su oportunidad de sacar a Rudd que se negó a jugar su juego, y los ignoró, aunque confió en su popularidad electoral directa (que decayó una vez que renunció a su esquema del cambio climático).