1。The usefulness of involving consumers in product development is often questioned in the context of radical innovation because customers do not know what their requirements are for products that require different behaviour patterns or that open up new applications。
2。This is because it involves a potential conflict with another lodestone of new product development, i.e. customer orientation。
3。Another view emphasizes the importance of social processes by which knowledge comes to be recognized as useful and valuable within an organizational context；A third perspective highlights the importance of systems such as codification routines by which innovative types of expertise can be appropriated