In relation to every need that a person has, one can distinguish whether it is satisfied and how it is satisfied. In the category of how, which always presupposes a what but goes beyond it, the broad field of designing useful things is involved. In this regard, efficiency cannot be the exhaustive criterion of design; it possesses an aesthetic dimension that, while not separable from practicality, cannot be reduced to it either. The form is neither simply determined by the function nor does it logically follow from it; the connections are more complex. Exploring these connections is the intention of this book. Underestimating the aesthetic dimension of the useful has a long tradition in philosophy. In contrast, the study seeks to recognize the aesthetic character of useful things not merely as...