Simplify the following text for a Grade 15 native English-speaking person.
Original: The World Bank has long been criticized by non-governmental organizations , such as the indigenous rights group Survival International , and academics , including its former Chief Economist Joseph Stiglitz who is equally critical of the International Monetary Fund , the US Treasury Department , US and other developed country trade negotiators .
Simplified: The World Bank has been criticized by non-governmental organizations , such as Survival International , and academics , including its former Chief Economist Joseph Stiglitz .