: Decision making under uncertainty is a key issue in information fusion and logic based reasoning approaches. The aim of this paper is to show noteworthy theoretical and applicational issues in the area of decision making under uncertainty that have been already done and raise new open research related to these topics pointing out promising and challenging research gaps that should be addressed in the coming future in order to improve the resolution of decision making problems under uncertainty. Keyword: decision making, uncertainty, information fusion, logics, uncertain information processing, computing with words Categories: I.1, I.2, M.4, F.4.1