The answer is a surname.
Send me your answer via PM, or for immediate gratification, tell it to Crosshare.
I had a hard time coming up with theme entries for this one. Still, it’s a fun game to play. So if you have your own suggestion for an entry and its clue that I could have substituted as part of the solution, please include that in the PM as well.
Thanks to Abide and Al Sisti for shepherding this one along its way.
Meta-thesis - PUZ
Meta-thesis - PDF
Meta-thesis - spreadsheet
Crosshare link
![Image](https://www.xword-muggles.com/puzzles/20220606-MMM-Meta-thesis.png)