Yes, I have this book too and found it extremely useful and enlightening as well. I wrote a paper on functional programming concepts a few months ago and wrote

Yes, I have this book too and found it extremely useful and enlightening as well. I wrote a paper on functional programming concepts a few months ago and wrote a bit up front about the lambda calculus, and this book was how I brought myself up to speed. (Sadly, my undergrad CS did not even mention the lambda calculus, as far as I can remember)