Nithaya Chetty is Dean of Science at the University of the Witwatersrand, South Africa. He is a former president of the South African Institute of Physics. He served as Deputy Chief Executive Officer of the South African National Research Foundation with responsibility for astronomy during the building phase of MeerKAT, the precursor of the Square Kilometre Array radio telescope. He is currently Vice-President of the International Union of Pure and Applied Physics (IUPAP), with responsibility for membership matters. He is a two-time recipient of Fulbright fellowships, which allowed him to study and carry out research in the USA.