 And she has research in there showing that she's not the only ones that are doing these studies. And it's amazing if you open yourself up to what this possibility is as to what it can do. That's fascinating, Vivian. Is this something you'd always been interested in? I mean, why did you, or how did you get into this book in the first place? I have a little book club that we belong to, and we read different books on different materials online.