IME, the publisher provides extremely limited support to the academics who do this work (filter/select papers, recruit reviewers, organize reviews, etc). The p

IME, the publisher provides extremely limited support to the academics who do this work (filter/select papers, recruit reviewers, organize reviews, etc). The professors involved are generally doing it as a public service to their field. The publisher provides modest amount of support and support staff, totally out of proportion to what they then charge for access.