impostor syndrome, in which someone is plagued with the feeling that they are an impostor, fearing being exposed as a fraud, even though in reality they are not. Surveys indicate that 70 percent of people become inflicted with impostor syndrome at some point in their careers. Have you? When people fall victim to impostor syndrome, they dismiss their successes as luck or deception and focus on their failures or fear of failure. This constant focus on failure can lead to high stress and anxiety, and negative behaviors like overexertion, perfectionism, aggression, or defeatism.