I'm looking at summarizing talks in from PDFS for DEFCON. Which i

Top 5: Identify top 5 key points or questions
PQRST: Purpose, Question, Response, Significance, Tactics
KWL: Know, Want to know, Learned
SWOT: Strengths, Weaknesses, Opportunities, Threats
Outline: Hierarchical structure to organize information
Mind Map: Visual diagram to organize and connect ideas
Concept Map: Visual representation of relationships between ideas
Summary Tables: Organize information into tables with key concepts and relationships