Charles Correa, who passed away recently, was related to which of the following fields?

Charles Correa was a noted Indian Architect, urban planner and activist. He played a defining role in developing architecture of post-Independence India and has designed some of the most outstanding structures. He was the man behind the Mahatma Gandhi Memorial in Ahmedabad and Madhya Pradesh Assembly building. He had been awarded the Padma Shri in 1972, and second highest civilian honour, the Padma Vibhushan in 2006, given by Government of India. He was also awarded the 1984 Royal Gold Medal for architecture, by the Royal Institute of British Architects.