Ask yourself these questions:

From The Secret Thoughts of Successful Women: Why Capable People Suffer from the Impostor Syndrome and How to Thrive in Spite of It :

• Do you chalk your success up to luck, timing or computer error?

People are afraid that even if they develop self-efficacy they'll backslide into impostor feelings. Don't worry. If you really go out of your way to push hard on the 4 principles above, self-efficacy can become as stubbornly lodged in your brain as the feeling that you're a fraud is now.

Impostor syndrome is about your lack of belief in your skill at something. Having self-efficacy is a healthy amount of belief in your skill at something. If we increase the latter, we get rid of the former. We need to get you to believe that your ability - not luck or mere hard work - is the prim...

• Enactive mastery experience: Recognize your system. Tennis lessons don't increase tennis luck.
• Vicarious experience: If they can do it, you can do it.
• Social persuasion: I, for one, happen to think The Force is ...