It is certainly a sign of getting older when it seems like a year or 2 since one was asked to review one's favorite textbook and it turns out to have been 7. The Fifth Edition has a minor change, the addition of the name of the editor of the first 4 editions to the book's title, and a major change, the transfer of the editor mantle to a new well-respected glaucoma expert. I suspect that among the many qualifications Dr Shields was looking for in his successor was to match the use of his first name as only an initial.