Creative Matrix

Purpose

The Creative Matrix is a structured ideation tool that crosses two sets of categories — typically user segments on one axis and enabling approaches (technology, channel, partnership) on the other. By requiring at least one idea per cell, teams systematically cover the full solution space rather than clustering around familiar territory.

At a glance

• Group size: 4–12
• Duration: 25 minutes
• Difficulty: Intermediate
• Facilitation style: Structured brainstorming
• Setting: In-person or virtual

How to run

1. Define the axes (3 min). Choose two category sets. Example: Rows = customer segments (students, professionals, retirees); Columns = solution approaches (mobile app, in-person service, community platform).
2. Draw the matrix (1 min). Create the grid on a large surface. Label all rows and columns.
3. Generate ideas (12 min). Working silently or in pairs, participants place at least one idea sticky note in each cell of the matrix.
4. Review and discuss (6 min). Walk through the matrix. Highlight the most surprising or promising ideas. Identify empty cells and brainstorm for those specifically.
5. Select (3 min). Dot-vote or discuss to choose the top 3–5 ideas for further development.

Materials needed

• Large paper or digital whiteboard
• Pre-drawn matrix template
• Sticky notes and markers
• Voting dots

Pitfalls & common mistakes

• Axes too similar. Contrast drives creativity. “Mobile app” and “Web app” are too close; “Mobile app” and “Physical event” are better.
• Skipping difficult cells. The hardest cells often produce the most innovative ideas.
• Over-large matrix. A 5×5 grid = 25 cells. Much larger becomes exhausting. Start small.

Inclusion & accessibility

• Read row and column headers aloud before starting.
• Allow both written and verbal idea contributions.
• Make the grid accessible on a digital board for remote participants.

Variations

• 3D Creative Matrix: Add a third dimension (e.g., time horizon) for a cube of ideas.
• Constraint matrix: Each column adds a constraint (“with zero budget”, “in 48 hours”, “for a child”).
• Competitive matrix: Rows = your features, Columns = competitor responses.

When NOT to use this

• When the team needs depth on a single idea rather than breadth across many.
• When meaningful category axes cannot be identified.

Source & further reading

• LUMA Institute (2012). *Innovating for People.* LUMA Institute.
• Gray, D., Brown, S., & Macanufo, J. (2010). *Gamestorming.* O’Reilly Media.