After a spearheading Infosys when the Indian information technology (IT) industry and Infosys were building a platform to achieve global standards between March 2002 and April 2007, Nandan Nilekani has returned to the company's fold again as its non-executive chairman. The move follows the sudden exit of Vishal Sikka as the MD & CEO last week.
Though drawing a strict comparison in Infosys' performance under the two CEOs - Sikka and Nilekani - is not possible as the company is operating under different domestic and global economic environment and the duration of stay at the helm, Nilekani's record at the

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