Radhakrishnan is the recently retired chairman of the Indian Space Research Organisation (ISRO). He spearheaded India’s Mangalyaan mission, the first Asian space probe to successfully orbit Mars. Radhakrishnan was named by Nature magazine as one of the ten people who mattered in 2014. That year, he also received the Padma Bhushan award, India’s third highest civilian award. He is chairman of the Indian Institutes of Engineering Science and Technology and the Indian Institute of Space Science and Technology.

(Photo: K. Radhakrishnan/LinkedIn)