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| Criterion |  Decision Making Delphi Method |  Operations Ivy Lee Method |  Operations Pomodoro Technique |  Operations ALPEN Method |
|---|---|---|---|---|
Purposedifferent | When knowledge is distributed and direct dominance should be avoided, groups quickly fall under the sway of their opinion leaders. The Delphi Method gathers assessments iteratively and gradually brings expert judgments closer together. | With a restless workday full of too many open items, the method creates radical simplicity. It directs attention to a short sequence instead of a broad, still-open field. | For easily distracted solo work, the method sets clear time boundaries for concentrated work. It protects attention when large tasks would otherwise fall apart into small avoidance moves. | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. |
Complexitydifferent | High | Low | Low | Low |
Timedifferent | 1-4 Wochen | 5-10 min daily | 25 min Zyklen | 10-20 min daily |
Participantsdifferent | 6-30 Experten | 1 | 1 | 1 |
Formatsame | Async | Async | Async | Async |
Outputdifferent | Expert Forecast, Consensus Range, Assumption Notes | Daily Priority List, Completion Notes | Focus Sessions, Task Progress, Interruption Notes | Daily Plan, Time Estimates, Review Notes |
Tagsno overlap | ForecastingExpertsDecisionStrategy | PrioritizationProductivityExecution | FocusTime managementProductivityExecution | PlanningTime managementProductivityOperations |