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Criterion
Paper illustration for Risk Storming.
Architecture
Risk Storming
Paper illustration for Causal Factor Analysis.
Operations
Causal Factor Analysis
Paper illustration for Incident Timeline Analysis.
DevOps
Incident Timeline Analysis
Purposedifferent
Helps clarify architecture context, options, and consequences in concrete terms. It organizes technical context, alternatives, and consequences. The result is captured as an Annotated Diagram, a Prioritized Risk List, and an Action Backlog.For an event with a complicated course, the method breaks down the contributing factors along the timeline. It shows how conditions, decisions, and reactions together produce a course of events.For an incident with an unclear sequence, the method makes the timeline precisely visible. It separates perception, reaction, and delay so cause and effect become more clearly readable.
Complexitydifferent
LowHighMedium
Timedifferent
60-90 min2-6 h60-180 min
Participantsdifferent
4-123-103-10
Formatdifferent
WorkshopWorkshop + asyncWorkshop + async
Outputdifferent
Annotated Diagram, Prioritized Risk List, Action BacklogEvent Timeline, Causal Factor Chart, Cause List, Corrective ActionsIncident Timeline, Evidence Log, Delay Analysis, Improvement Actions
Tagsno overlap
RiskArchitectureWorkshopValidation
CausalityIncidentRoot causeTimeline
IncidentTimelineSite Reliability Engineering
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Often compared together

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

Design sheets and interface cards connect to jointly written pseudocode with highlighted unresolved questions.
Architecture
ARID (Active Reviews for Intermediate Designs)
Paper illustration of a calm four-quadrant Assumption Map with hypothesis cards and emphasis on important assumptions with little evidence.
Product Discovery
Assumption Mapping
Paper illustration: scenarios and architectural decisions are connected to identified risks.
Architecture
ATAM (Architecture Tradeoff Analysis Method)