I read this book a while ago about the topic, <a href="http://www.amazon.com/The-Impostor-Phenomenon-Overcoming-Success/dp/0931948770/ref=sr_1_1?ie=UTF8&qid=1398446534&sr=8-1&keywords=impostor+phenomenon" rel="nofollow">http://www.amazon.com/The-Impostor-Phenomenon-Overcoming-Suc...</a><p>It was very insightful. Also Scientific American had an article about it a few years ago as well.