Why Drawing Maps Sharpens Your Thinking

Teresa Torres argues that drawing maps and visual models sharpens thinking, and that the Business Model Canvas spread because it makes a business model visible on one page. She draws on cognitive psychology, notably Barbara Tversky's work, to suggest that sketching forces specificity, offloads working memory, and surfaces unintended consequences that spark better ideas. She also shows that maps have long told stories and shared visions, from medieval world maps to the Manhattan grid. She closes by noting that product teams often create maps once and then neglect them, even though maps are powerful tools for both thinking and communicating.

01Key takeaways

• Put ideas on paper early, since drawing forces specificity that exposes gaps in your thinking.
• Use visual models to see connections between elements that lists would hide.
• Treat sketches as iterative: draw, inspect, reinterpret, and redraw to evolve ideas.
• Externalize complex ideas to free working memory for reasoning about them.
• Keep product maps current with customer voice, rather than letting them go stale after one session.
• Use maps to communicate vision and story, not just to document facts.

02Key sections

Why the Business Model Canvas Works

The canvas succeeds because it condenses nine business model elements onto one sheet and shows how they connect. Its visual layout reveals relationships that a list would hide.

Sketching as a Thinking Tool

Putting ideas on paper forces specificity and lets designers inspect and revise them in a cycle. Externalizing ideas reduces the mental load of holding them in memory.

Maps That Tell Stories and Inspire

Historic maps such as the Mappa Mundi and the Manhattan grid conveyed purpose and vision, not only geography. Visual representations make complex ideas easier to grasp and share.

Maps in Product Management

Familiar product artifacts like journey maps, empathy maps, story maps and roadmaps are powerful but often underused. They frequently become stale or lack customer input.

Keeping Maps Alive

Teams intend to maintain their maps but get pulled into delivery pace. Treating maps as living thinking aids keeps them useful.

03From the post

“"Could it have been the drawing of maps that boosted our ancestors beyond the threshold which the other apes just failed to cross?” - Richard Dawkins Have you ever wondered why the Business Model Canvas spread like wildfire? To me, the answer is clear. It’s a simple, visual tool that”

04Frameworks mentioned

Summary and takeaways written by PM Atlas; quotes are short excerpts. © the original author.