Description: the Wook! is the next step in writing and reading books and documents. Authors and their readers, can develope toghether with a structured interaction. The full history of the content published (from its first release to the current version) is traced down with evidence to the contribution given by every single reader. There are several vertical use case for these features: -) learning manual and syllabi: students can benefit from question and answer on published contents, having always available the last manual update. -) operating instruction for engine, machines and other technical devices: the user can access always to the last instruction set released, taking advantage from other users contribution and checking document evolution. -) collective work on scientific papers: the Wook! is a collaborative tool allowing to track down all contributions to a scientific research work, before its final publication.