Reginald Joseph Mitchell, commonly known as R.J. Mitchell, is best remembered as the chief designer of the Supermarine Spitfire, the iconic British fighter plane used in World War II. Though he is largely known for his contributions to aviation, Mitchell was also a prolific engineer and inventor. Some synonyms to describe Mitchell include innovative, visionary, inventive, creative, and pioneering, as he constantly pushed the boundaries of what was technically possible. He was a master of aerodynamic design and a true engineering genius, whose contributions to the world of aviation have continued to shape it decades after his passing. Mitchell has left an indelible mark on history as a true legend in the world of aviation.