Colonel Hyrum Graff

Colonel Hyrum Graff is a character from Orson Scott Card's novel *Ender's Game*. He is a military educator who recruits young children, especially Ender Wiggin, for a rigorous training program to prepare for an impending war with an alien species. Graff is strategic and pragmatic, believing in pushing students to their limits to develop leadership and combat skills. His methods are often controversial, but he aims to mold future commanders capable of protecting humanity. Graff's character explores themes of mentorship, morality, and the ethical questions of using children in warfare.