Excellent...thank you for the recommendation: Right in my wheel house.
https://www.google.com/books/edition/The_Missing_Billionaires/tZ7TEAAAQBAJ?hl=en&gbpv=1&pg=RA1-PA3&printsec=frontcover
I was able to scroll up and read the preface and forward and noodle around in the link above. Just ordered!