Sales and procurement: either from Mars or Venus -- or more together

Much has been written on differences and similarities of B2B sales and procurement professionals. Sometimes these two types seem to come from two different planets, but then we hear talk of synergies and the need to cooperate more closely. Let’s first discuss the “Women Are from Venus; Men Are from Mars” perspective. The saying comes from a book title of John Gray (1992) who claimed that men and women are psychologically speaking fundamentally different. This then (according to Gray) has an impact on how the two sexes communicate and tackle problems.
The webarticle discusses several aspects of procurement and sales and concludes that the two professions need each other in order to be successful.