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Selected:1-2-4-AllAssumption MappingARID (Active Reviews for Intermediate Designs)Round Robin Brainstorming
| Criterion |  Facilitation 1-2-4-All |  Product Discovery Assumption Mapping |  Architecture ARID (Active Reviews for Intermediate Designs) |  Innovation Round Robin 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. | When assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first. | ARID examines how well developers can work with a technical design. It focuses on a part of the system that can still be revised, between the architecture overview and the detailed specification. | With unevenly distributed speaking time, the method brings every person into the contribution one after another. It prevents early voices from setting the direction while still producing a shared idea space. This makes participation plannable and the team's diversity visible. |
Complexitydifferent | Low | Medium | Medium | Low |
Timedifferent | 10-20 min | 45-60 min | 2–4 h review as a planning range; preparation and evaluation additional | 20-45 min |
Participantsdifferent | 4-100+ | 2-8 | Designers, developers as users, and facilitation | 4-10 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Idea List, Shared Insights, Emergent Themes | Assumption map, Test backlog, Risk ranking | Prioritized development tasks, Jointly produced code or pseudocode, Observed difficulties and open design questions, Proposed design revisions | Idea List, Cluster, Shortlist |
Tagsno overlap | FacilitationInclusionIdeation | AssumptionsRiskExperimentsValidation | ArchitectureEngineeringFeedbackValidationTasks | BrainstormingIdeationFacilitationInclusionCreativity |