By the late 1990s, management consulting had become one of the most desired professions for those earning MBA degrees. This global industry was led by giants such as McKinsey, Bain Capital, or Deloitte. In the following video, Chris McKenna (Oxford University) author of the award-winning book The World’s Newest Profession: Management Consulting in the Twentieth Century (Cambridge: Cambridge University Press, 2010) explains the origins and growth of this influential sector of the economy.