Avul Pakir Jainulabdeen Abdul Kalam BR, referred to as APJ Abdul Kalam in short, was born on 15th October 1931. He was born and raised in Rameswaram in Tamil Nadu, South India. APJ Abdul Kalam specialised in Physics and Aerospace Engineering as part of his studies. 
He had a career of around 4 decades as a scientist as well as an administrator with the organisations such as Defence Research and Development Organisation (DRDO) and Indian Space Research Organisation (ISRO). In these roles, APJ Abdul Kalam played a key role in India's civilian space program and military missile development activities. He also played a vital role in the development of ballistic missile and launch vehicle technology. As a result of his above mentioned contributions, Abdul Kalam was known as the Missile Man of India.