Concepts are critical for the development and marketing of products and services. They constitute the blueprint for these products and services, albeit at the level of consumers rather than at the technical level. A good product concept can help make the product a success by guiding developers and advertising in the right direction. Yet, there is a dearth of both practical and scientific information about how to create and evaluate concepts. There has been little or no focus on establishing knowledge bases for concepts. Concept development is too often relegated to the so-called -fuzzy front...