Аннотация: The article analyzes the concept of tolerance of ambiguity. The results of empirical research of personal features of ambiguity-tolerant and intolerant students are presented. It is stated that ambiguity-tolerant students are individuals with a strong internal locus of control and higher layer of autonomy that are able to solve complex problems including those in unpredictable and unstable contexts and more easily find a way out in situations with many solutions.