Born OA
Language Science Press is a born-digital scholar-led open access publisher in linguistics so a good example of what can be achieved.
Read their collaborative 'Cookbook'
The book is available for collaborative reading at Readers can directly annotate the text there, raise questions, make comments or share personal experiences. Source code is also freely available. It doesn't claim to be written by experts but is complemented by the business model, open business data, and a spreadsheet for drafting and calculating own business models.