Who is at the head of inperiosus society?

It seems you're asking about the "head" of a society called "Inperiosus." However, there is no known society or organization by that name.

It's possible:

* You've misspelled the name. Could you double-check the spelling?

* It's a fictional society. If you're referring to a specific book, movie, or game, please provide more context.

Please provide more information so I can assist you further!