When you think of designing a product "for" someone, you generally have the characteristics of that target person or persons in mind. They may be male, over 35, making $65,000-plus a year, etc. You might even extend your picture further and say they drive midsize cars, have 2.3 children, and drink coffee at least twice a day. After you go through that process, what you basically end up with is a "segment" or a "demographic" of the population that should readily identify with your design and, you hope, purchase your product. Those of us who perform this mystical task…
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