BPI (Beauty Prestige International) is a good example of a company where a VP for HR is also a kind of "deputy-CEO" the paper draws some conclusions from this interaction. They are related to the meaning of "strategy and HR" and to the more personal characteristics of the CEO-HRVP relationship.
THEVENET, M. (2004). Les sept enseignements à tirer de l'expérience BPI. RH Info, pp. 25.