Big Agile

A relative estimation method in Agile that measures complexity, effort, and risk rather than time, using techniques like Planning Poker and tracking team velocity for predictable sprint planning.

Prioritization framework created by Stephen Covey that divides tasks into four quadrants based on urgency and importance. Featured in 'The 7 Habits of Highly Effective People,' it helps identify top-priority tasks for optimized productivity.

Time management principle by Brendon Burchard stating that high performers spend 60% of their time on needle-moving activities that drive progress and 40% on regular tasks, preventing burnout while maintaining effectiveness.

A powerful task prioritization framework that limits daily focus to 13 manageable tasks: one critical priority, three important tasks, and nine smaller tasks to ensure proper attention allocation across different priority levels.

A time estimation guideline suggesting you should double or triple your initial estimate for complex projects to account for unforeseen delays, interruptions, and complications, directly addressing the planning fallacy and Hofstadter's Law.

Warren Buffett's prioritization method where you list 25 goals, circle the top 5 as your focus, and treat the remaining 20 as items to avoid at all costs until the top 5 are achieved.