Satyanarayan Gangaram Pitroda is known as “The father of India’s communication revolution”.

He introduced microprocessors in telephone switches leading to digital switching and invented the Electronic Diary in 1975.In 1987, he became advisor to the then Prime Minister Rajiv Gandhi and was responsible for revolutionizing India’s foreign and domestic telecommunications policies. He is widely known as the brain behind the introduction of the Public Call Offices (PCO) across the length and breadth of the country.In 1987 during his tenure as advisor to Prime Minister Rajiv Gandhi, Pitroda headed six technology missions related to telecommunications, water, literacy, immunization, dairy and oil seeds. He founded and was first chairman, of India’s Telecom Communication.