I suspect that at the more detailed level you have to be more specific—you do want to run a party or an NGO or a cult or design nerd-culture memes or what? Things become different.
Beyond the usual recommendation—go into a large B&N and browse (or chase “similar” links on Amazon) -- I can point out an interesting book about building political movements from scratch in the XXI century.
I suspect that at the more detailed level you have to be more specific—you do want to run a party or an NGO or a cult or design nerd-culture memes or what? Things become different.
Beyond the usual recommendation—go into a large B&N and browse (or chase “similar” links on Amazon) -- I can point out an interesting book about building political movements from scratch in the XXI century.