Collaborative writing. Whose name comes first?

This question was posed right when Becca and I started writing together. Whose name would be first on the book? For other writing duos it might be in alphabetical order or maybe the more famous of the two. It will always differ. Especially for us. We’re sisters. In fact, we’re twins. So you might be a little surprised why my name is first on the book. Let me answer some guesses that I’m sure you have before I reveal the truth :)

Krista, why does your name come before Becca’s on the book?

Is i...