The term "Hero's Journey" refers to a common narrative framework found in many myths and stories, illustrating the transformation of the hero through a series of challenges. Joseph Campbell's concept outlines stages such as the call to adventure, facing trials, receiving aid, and ultimately returning home changed. This journey reflects universal themes of growth, self-discovery, and the struggle against adversity. It resonates with audiences by emphasizing the universal human experience and the potential for inner change, making it a vital component in storytelling across cultures and eras.