# Six Thinking Hats method The Six Thinking Hats is a parallel thinking method developed by [[Edward de Bono]] in 1985 that structures thinking and discussion by having participants adopt different thinking modes represented by colored hats. Instead of everyone thinking in different directions simultaneously, all participants "wear" the same hat at the same time, focusing collectively on one type of thinking before moving to the next. This approach reduces conflict, improves decision quality, and makes discussions more productive. ## What Are the Six Thinking Hats? Each hat represents a distinct **thinking mode** or **perspective**: **🤍 White Hat - Facts and Information**: - Objective data and facts - Known information - What information is missing - How to get needed data - Neutral and objective **🔴 Red Hat - Emotions and Feelings**: - Gut feelings and intuition - Emotional reactions - Hunches and instincts - Personal feelings without justification - No need to explain emotions **⚫ Black Hat - Critical Judgment**: - Caution and criticism - Potential problems and risks - What could go wrong - Weaknesses and flaws - Devil's advocate perspective **🟡 Yellow Hat - Positive Benefits**: - Optimistic perspective - Benefits and values - Why something might work - Opportunities and advantages - Constructive thinking **🟢 Green Hat - Creativity and Alternatives**: - New ideas and possibilities - Creative solutions - Alternative approaches - [[Lateral thinking]] and innovation - [[Brainstorming]] and exploration **🔵 Blue Hat - Process Control**: - Thinking about thinking (metacognition) - Organizing the thinking process - Setting agendas and defining questions - Summarizing and concluding - Ensuring discipline and focus ## How the Method Works **Parallel Thinking**: - Everyone wears the same hat at the same time - All thinking in the same direction simultaneously - Reduces conflict and argument - Increases collaboration and productivity - More comprehensive exploration **Sequential Use**: - Move through hats in sequence - Typical sequence: Blue → White → Green → Yellow → Black → Red → Blue - Flexibility to adjust order based on situation - Can revisit hats as needed - Blue hat manages the sequence **Focused Thinking**: - One mode of thinking at a time - Separates emotion from logic - Separates creativity from judgment - Prevents confusion and mixed thinking - More thorough examination ## Typical Hat Sequence **Opening (Blue Hat)**: - Define the problem or decision - Set objectives and focus - Plan thinking sequence - Establish ground rules **Information (White Hat)**: - Gather relevant facts and data - Identify what's known - Determine what's missing - How to obtain needed information **Generation (Green Hat)**: - Generate ideas and alternatives - Creative possibilities - New approaches - Innovative solutions **Benefits (Yellow Hat)**: - Explore positive aspects - Identify opportunities - Consider advantages - Why ideas might work **Cautions (Black Hat)**: - Assess risks and problems - Identify weaknesses - What could go wrong - Critical evaluation **Feelings (Red Hat)**: - Express emotional responses - Gut reactions to options - Intuitive feelings - Personal preferences **Conclusion (Blue Hat)**: - Summarize thinking - Draw conclusions - Make decisions - Plan next steps ## Benefits **Improved Discussion Quality**: - Structured and focused conversations - Everyone thinking together, not arguing - More comprehensive exploration - Reduced conflict and ego battles - Productive meetings **Better Decisions**: - Multiple perspectives systematically considered - Emotions acknowledged appropriately - Risks and benefits both explored - Creative options generated - More balanced conclusions **Time Efficiency**: - Focused thinking reduces rambling - Parallel thinking eliminates debate - Structured process moves forward - Clear outcomes reached - Productive use of meeting time **Inclusive Participation**: - Everyone contributes to each perspective - Legitimizes different thinking styles - Values emotional and creative input - Reduces dominance by vocal individuals - Democratic exploration **Comprehensive Thinking**: - Forces consideration of all angles - Prevents premature judgment - Separates creativity from criticism - Acknowledges emotions - Systematic coverage **Reduced Conflict**: - Not arguing positions - Exploring together - Legitimizes all perspectives - No personal attacks - Collaborative atmosphere ## Applications **Decision-Making**: - Strategic decisions - Product choices - Policy decisions - Investment evaluations - Career choices **Problem-Solving**: - Complex challenges - Organizational issues - Technical problems - Process improvements - Crisis response **Planning**: - Project planning - Strategic planning - Event planning - Risk assessment - Scenario planning **Meetings**: - Team discussions - Board meetings - Brainstorming sessions - Conflict resolution - Review meetings **Creative Work**: - Product development - Innovation sessions - Design thinking - Marketing campaigns - Content creation **Personal Use**: - Individual decision-making - Journaling and reflection - Problem analysis - Goal setting - Self-evaluation ## Using Individual Hats **White Hat Focus**: - "What are the facts?" - "What information do we have?" - "What information is missing?" - "How can we get the data we need?" **Red Hat Focus**: - "How do I feel about this?" - "What's my gut reaction?" - "What are my intuitions?" - Express without justification **Black Hat Focus**: - "What are the risks?" - "What could go wrong?" - "What are the weaknesses?" - "Why might this not work?" - Be cautious but not destructive **Yellow Hat Focus**: - "What are the benefits?" - "Why will this work?" - "What are the opportunities?" - "What's the value?" - Be optimistic but realistic **Green Hat Focus**: - "What are the alternatives?" - "What are new possibilities?" - "How else could we approach this?" - "What creative solutions exist?" - Suspend judgment, generate freely **Blue Hat Focus**: - "What are we trying to achieve?" - "Where are we in the process?" - "What hat should we use next?" - "What have we learned?" - Manage the thinking process ## Common Mistakes to Avoid **Mixing Hats**: - Wearing multiple hats simultaneously - Confusing different thinking modes - **Solution**: Strict discipline, one hat at a time **Rushing Through Hats**: - Not spending enough time in each mode - Superficial exploration - **Solution**: Adequate time for each perspective **Skipping Hats**: - Avoiding uncomfortable perspectives - Not using all hats - **Solution**: Complete sequence, even if brief **Overusing Black Hat**: - Excessive criticism dominating - Killing ideas prematurely - **Solution**: Balance with Yellow and Green hats **Ignoring Blue Hat**: - Lack of process control - Losing focus and direction - **Solution**: Strong Blue Hat facilitation **Personal Attachment**: - Defending personal positions - Not truly adopting hat perspective - **Solution**: Emphasize parallel thinking, not positions ## Variations and Adaptations **Quick Hat Checks**: - Brief perspective shifts - "Let's do a quick Red Hat" - Not full formal process - Useful in ongoing work **Virtual/Remote Use**: - Digital collaboration tools - Visual hat indicators - Shared documents - Online brainstorming **Individual Thinking**: - Solo decision-making - Journaling with hats - Personal reflection - Self-coaching **Educational Settings**: - Classroom discussions - Student projects - Critical thinking development - Collaborative learning **Partial Sequences**: - Using subset of hats - Focusing on specific needs - Abbreviated versions - Flexible adaptation ## Six Hats in Knowledge Work **Content Creation**: - White: Research facts and data - Green: Generate topic ideas and angles - Yellow: Explore value and benefits - Black: Identify potential issues - Red: Check emotional resonance - Blue: Plan and structure content **Personal Knowledge Management**: - White: What information exists - Green: New connections and insights - Yellow: Value of different notes - Black: Gaps and weaknesses - Red: Interesting and engaging content - Blue: Organization strategy **Project Planning**: - Blue: Define project scope and goals - White: Gather requirements and constraints - Green: Brainstorm approaches - Yellow: Evaluate benefits - Black: Risk assessment - Red: Team buy-in and feelings **Learning and Research**: - White: Current knowledge and gaps - Green: Research questions to explore - Yellow: Promising directions - Black: Methodological concerns - Red: Intuitive interest areas - Blue: Learning strategy ## Combining with Other Methods **With [[Brainstorming]]**: - Green Hat for idea generation - Defer Black Hat until later - Yellow Hat to build on ideas - Structured creative process **With [[Critical thinking]]**: - Black Hat for critical evaluation - White Hat for evidence assessment - Systematic analysis - Balanced perspective **With [[Divergent thinking]] and [[Convergent thinking]]**: - Green Hat for divergent exploration - Black and Yellow Hats for convergent evaluation - Red Hat for intuitive selection - Structured creative process **With [[Analytical thinking]]**: - White Hat for data gathering - Blue Hat for structured analysis - Black Hat for critical assessment - Systematic examination ## Limitations and Considerations **Requires Discipline**: - Needs strict adherence to rules - Facilitation important - Practice to become natural - Can feel artificial initially **Cultural Sensitivity**: - Different cultures view colors differently - Confrontation comfort varies - Adaptation may be needed - Context matters **Not for All Situations**: - Simple decisions may not need full process - Time constraints may limit use - Some situations need quick action - Judge appropriateness **Facilitation Required**: - Strong Blue Hat leadership needed - Keep group on track - Manage time and transitions - Ensure participation ## References - De Bono, E. (1985). *Six Thinking Hats*. Boston: Little, Brown and Company. - De Bono, E. (1999). *Six Thinking Hats* (Revised and Updated). New York: Back Bay Books. - De Bono, E. (2016). *Six Thinking Hats: The multi-million bestselling guide to running better meetings and making faster decisions*. London: Penguin Books. ## Related - [[Edward de Bono]] - [[Lateral thinking]] - [[Critical thinking]] - [[Brainstorming]] - [[Divergent thinking]] - [[Convergent thinking]] - [[Analytical thinking]] - [[Problem solving cycle]]