Simulation is a powerful tool for education. It recreates - without pitfalls or irreversible sequelae - the environment in which a professional works, enabling the trainee to practise essential skills without having to worry about the consequences of failure. It has repeatedly proven its value in training for high-risk, mission-critical tasks, for which training is required, but opportunity limited by danger, prohibitive cost, or extreme impracticality. In these situations, simulation allows for risk-free training, providing a non- threatening environment in which trainees, not yet...