A.P.J. Abdul Kalam Biography, Early Life, Education, Interest, Achievements as a Scientist Dr. A.P.J. Abdul Kalam, known as the "Missile Man of India," was an inspirational leader, scientist, and the 11th President of India. His journey from a small town in Tamil Nadu to the highest office in the country is a remarkable story of perseverance, dedication, and a deep love for science and technology.