Fortunately, practice makes improvement. (I don't believe in perfection. At least, not on this side of Heaven.) So here's the improvement:
Let me know what you think of the new covers (and the old ones) in the comments below! And share a book cover (from any author) that you think is super stylish or eye-catching.
Oh, and if you're a writer, I have a bonus for you: an entire blog post at my writing website, Author From Scratch, about the 5 components of a great cover design.