This book contains the successful invited submissions to a Special Issue of Symmetry on the subject area of "Fuzzy Techniques for Decision Making".We invited contributions addressing novel techniques and tools for decision making (e.g., group or multi-criteria decision making), with notions that overcome the problem of finding the membership degree of each element in Zadeh's original model. We could garner interesting articles in a variety of setups, as well as applications. As a result, this Special Issue includes some novel techniques and tools for decision making, such as: