First, German Udo Ulfkotte was a bought journalist. Then he felt remorse and started to expose the truth about modern journalism (keyword: Operation Mockingbird).
He planned a trilogy, died after the first book came out, and all his notes vanished. The first translation of the book, bought by a shadow company, quickly went out of print. The Wikipedia entry is a hit job, of course.
Here’s a short review of the second English translation.