Simplify the following text for a Grade 12 native English-speaking person.
Original: He studied at the University of Queensland , the University of Sydney and University College London , before taking a position as head of the newly established department of anatomy at the University of Witwatersrand in Johannesburg , South Africa in 1922 .
Simplified: He studied at Ipswich Grammar School , the University of Queensland , St. Andrew 's College , Sydney , University of Sydney and University College , London , before taking a position as head of the newly established department of anatomy at the University of Witwatersrand in Johannesburg , South Africa in 1922 .