Here’s a childhood question for you. And I should qualify that—for the most part I’m talking to people who were kids during the 60s, and who shared the books they read with their own children. Here’s the question: What do Carolyn Keene, Franklin W. Dixon, Kenneth Robeson, Laura Lee Hope, and Victor Appleton have in common? Hopefully, you remember some of those names. The answer is that they’re all well-known authors to anyone who read The Bobbsey Twins, Hardy Boys, Doc Savage, the Campfire Girls, The Happy Hollisters, and a few others. The other thing they have in common? None of them exist, and they never did. They’re all pseudonyms. Here's why.