This is a book that deserves, even demands, the adjective 'magisterial.' Professor McCulloch's treatment of what seems an infinitely complex subject is objective and wide-reaching. It is not for everyone; but for the serious student of Christian history who can walk a path through a very long and compassionate study, it would be indispensible.
If I were using it as part of a degree program, for instance, I would never dare attempt the project without hi-liters and notebooks for outlines and essays.
In such a vast enterprise, one can always quibble here and there, but not with a serious withdrawal of admiration. It does leave you with a depth of regret that so much of blood, anger, and recrimination was spent on disputes that now pale in the overarching shadows of secular materialism.