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Criterion
Paper illustration for 1-2-4-All.
Facilitation
1-2-4-All
How Might We
Innovation
How Might We
A paper-based illustration representing Brainstorming with its core stages and visible working result.
Innovation
Brainstorming
Purposedifferent
When many people in a group too rarely get to speak, 1-2-4-All distributes thinking time more fairly. The format builds participation step by step and makes quiet or still-unformed thoughts usable faster.With a stuck problem carrying many implicit assumptions, the method translates observations into open, workable questions. It sharpens the problem frame without pre-thinking the solution, turning frustration or fuzziness into a search space with clear direction.When a team faces an open question with many obvious directions, the method first creates breadth instead of premature commitment. It separates idea flow from evaluation and makes lines of thought visible, creating a pool for selection and further development.
Complexitysame
LowLowLow
Timedifferent
10-20 min30–45 min30-60 min
Participantsdifferent
4-100+1-104-12
Formatdifferent
WorkshopWorkshop + asyncWorkshop
Outputdifferent
Idea List, Shared Insights, Emergent ThemesHMW Questions, Challenge Framing, Idea PromptsIdea pool, Theme clusters, Shortlist
Tags1 shared
FacilitationInclusionIdeation
FramingOpportunityIdeationQuestions
BrainstormingIdeationCreativityWorkshopDivergence
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Often compared together

Methods with strong topical overlap with the current selection, not yet in the comparison.

Paper illustration of the Lotus Blossom working structure.
Innovation
Lotus Blossom
Paper illustration for Round Robin Brainstorming
Innovation
Round Robin Brainstorming
Paper illustration of Design Charrette with its method-specific working model.
Innovation
Design Charrette
Paper illustration of Rapid Ideation with its method-specific working model.
Innovation
Rapid Ideation