On Saturday, Infosys reappointed Narayana Murthy as executive chairman of the firm, two years after he retired in August 2011, having turned 65.
During his "second innings" at Infosys, Mr Murthy will draw a token compensation of Re 1 per year. He explains why. Mr Murthy also tells NDTV why he wants his son to join his team.
Here's his letter to the top brass of the company: