<Tr> <Th> Employees </Th> <Td> 22,500 (2018) </Td> </Tr> <Tr> <Th> Website </Th> <Td> www.wvi.org </Td> </Tr> <P> World Vision International is an Evangelical Christian humanitarian aid, development, and advocacy organization . It prefers to present itself as interdenominational and also employs staff from non-evangelical Christian denominations . It was founded in 1950 by Robert Pierce as a service organization to meet the emergency needs of missionaries . In 1975 development work was added to World Vision's objectives . It is active in more than 90 countries with a total revenue including grants, product and foreign donations of $1.01 billion (2016). </P> <Table> Key dates of World Vision <Tr> <Th> 1950 </Th> <Td> Reverend Robert Pierce forms World Vision . </Td> </Tr> <Tr> <Th> 1953 </Th> <Td> Pierce begins the World Vision sponsorship program with photographs of needy children . </Td> </Tr> <Tr> <Th> 1967 </Th> <Td> Pierce resigns from World Vision . </Td> </Tr> <Tr> <Th> 1970s </Th> <Td> World Vision's international structure is established . </Td> </Tr> <Tr> <Th> 1979 </Th> <Td> World Vision operates offices in 40 countries . </Td> </Tr> <Tr> <Th> </Th> <Td> World Vision operates offices in 55 countries . </Td> </Tr> <Tr> <Th> </Th> <Td> Dean Hirsch is appointed president . </Td> </Tr> <Tr> <Th> 1999 </Th> <Td> Richard Stearns is appointed US group president . </Td> </Tr> <Tr> <Th> </Th> <Td> After tripling during the previous eight years, World Vision's budget reaches $1.5 billion . </Td> </Tr> <Tr> <Th> 2007 </Th> <Td> World Vision ends its 57th year with 26,000 employees and a budget of $2.6 billion . </Td> </Tr> <Tr> <Th> </Th> <Td> Kevin Jenkins is appointed president . </Td> </Tr> </Table>

When was world vision founded and by whom