Complex sentence: The founder of the Primal Diet is Aajonus Vonderplanitz, a resident of Malibu, California.It's been estimated by Aajonus Vonderplanitz that there are 20,000 followers of his raw-meat-heavy Primal Diet in North America, alone.
Split into simpler sentences: The founder of the Primal Diet is Aajonus Vonderplanitz, a resident of Malibu, California. It has been estimated by Aajonus Vonderplanitz that there are 20,000 followers of his raw-meat-heavy Primal Diet in North America, alone.