If you analyse the way people use the word ‘spiritual’ [leadership] – both scholars and lay people alike – you will find at least 4 major meanings given to that word …My point is simply that all 4 of those are valid meanings of the word ‘spiritual’, but people usually mush them all together in their discussions, and the result is…well more mush.

(Wilber, 2007, p. 100 and 102).

This essay uses an ‘Integral Map’ [Wilber …