Letter: politicans thunder against a conveniently vague definition of slavery | Global Development Professionals Network | Guardian Professional

Source: The Guardian

'Those who seek to quantify modern slavery acknowledge that it's a challenging yet necessary task, because as the old management platitude has it: "You cannot control what you cannot measure".'

Read Julia O'Connell Davidson's letter  here:
http://www.theguardian.com/global-development-professionals-network/2014/feb/19/modern-slavery-data-definitions-letter