Extreme users are individuals who represent the fringes of a target user group, with unique and often extreme behaviors, needs, and preferences that can provide valuable insights for innovation and product development.
Extreme users are individuals or groups who deviate from the mainstream or average user behavior. They may have specific needs, preferences, or behaviors that are more pronounced or different from the typical user. In the context of innovation, extreme users are sought out and studied to gain insights that can lead to new ideas, improvements, and breakthrough innovations.
Step-by-Step Guide:
1. Define Your User Spectrum
Identify the extremes of your user base:
- Extreme Power Users: People who use the product heavily or in unconventional ways.
- Non-Users: Those who avoid or reject the product altogether.
2. Select Participants
Choose a group of extreme users from both ends of the spectrum. These participants should represent the most intense use cases or reasons for rejection.
3. Conduct In-Depth Interviews
Interview extreme users to understand:
- How power users maximize or stretch the product’s capabilities.
- Why non-users avoid the product and what barriers they face.
Ask open-ended questions to gather deep insights into their experiences.
4. Observe User Behavior
Observe how extreme users interact with your product. This can reveal unexpected usage patterns, workarounds, or points of frustration that regular users may not express.
5. Identify Key Insights
Analyze the collected data and look for patterns. From power users, focus on how they push the product’s limits. From non-users, identify what prevents adoption (e.g., design flaws, functionality gaps, or perception issues).
6. Generate Ideas
Use the insights from extreme users to inspire new product features, design improvements, or even entirely new offerings that cater to overlooked needs.
7. Test and Iterate
Incorporate ideas into prototypes or new features and test them with a broader audience. Use feedback to refine and iterate the product based on extreme user insights.
Example:
Nike has long embraced the Extreme Users approach to drive product innovation, particularly in the development of their athletic footwear and apparel. By studying both elite athletes (power users) and people who are not regular athletes or those who avoid sports products, Nike gained valuable insights to create products that cater to a wide spectrum of customers.
How Nike Applied the Method:
- Studying Elite Athletes (Power Users):
Nike has consistently worked with extreme power users like professional athletes, including Olympic runners, basketball stars, and marathon champions. These athletes push the boundaries of performance, requiring highly specialized footwear and apparel. By observing how these athletes use their products, Nike identified needs for enhanced performance features, like better shock absorption, improved aerodynamics, and more comfortable materials. This led to innovations like Nike Air cushioning, Flyknit technology, and the ZoomX foam for marathon runners.
- Learning from Non-Athletes (Non-Users):
Nike also gathered insights from non-users, such as casual exercisers or people who rarely engaged in sports. They realized that non-athletes often found performance products intimidating or overly technical. As a result, Nike developed lines that focus on comfort, style, and ease of use for everyday activities, like the Nike Free and Nike Sportswear lines, which appeal to both casual users and fashion-conscious consumers.
Why It Was Successful:
By focusing on both extremes—professional athletes and non-athletes—Nike was able to design products that met the needs of their most demanding users while also creating accessible, stylish options for a broader audience. This approach allowed them to lead in both the performance and lifestyle markets. Nike’s ability to learn from these extreme user groups helped them maintain their position as an industry leader and continually innovate in both the athletic and casual footwear markets.

For more information on the topic, please see the source below:
Raviselvam, S., Subburaj, K., Hölttä-Otto, K., & Venkatraman, S. S. (2022). Systematic application of extreme-user experiences: Impact on the outcomes of an undergraduate medical device design module. Biomedical Engineering Education, 2(3), 233–252. https://doi.org/10.1007/s43683-022-00065-4

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