Abdul Kalam, the son of a boatman in Rameshwaram had an extraordinary career as a defense scientist.He won India 's highest civilian award the "Bharat Ratna".He was the man behind Agni,Prithviraj,Akash,Trishul n Nag missiles.A workaholic, working for 18 hours a day ,loved to play "veena" in his free time.