The document discusses how to uncover brand archetypes through examining a brand's origin story, category codes, and competitive landscape. It provides examples of how brands like Louis Vuitton, Tumi, and 23andMe embody archetypes like the Ruler, Explorer, and Sage through exploring their founding principles, product goals, and advertising approaches. The key steps outlined are to revisit the brand's origin story and values, analyze category codes and signs, and evaluate the brand's role among competitors.