Forget, "how to play Jazz in ten easy steps". That's a hustle at worst, come-on at best. If it was easy, everyone would be doing it. The following ten steps are my contribution to a realistic approach to learning to play Jazz. I suppose it would be the same for Classical piano. These steps come from my research in books, online, consultations with other teachers, jazz camp experiences, personal experience, and in my teaching studio.
Conclusion: It's a journey not a destination. With good guidance and a commitment to learning how to practice it is a thrilling experience. Who knows? Someday we may jam at the Rex together.
You've got to learn your instrument. Then, you practice, practice, practice. And then, when you finally get up there on the bandstand, forget all that and just wail.
I'm a professional pianist and music educator in West Toronto Ontario. I'm also a devoted percussionist and drum teacher.