APJ Abdul Kalam, full name Avul Pakir Jainulabdeen Abdul Kalam, was an eminent Indian scientist and politician who served as the 11th President of India from 2002 to 2007. He was born on October 15, 1931, in Rameswaram, a small town in the southern Indian state of Tamil Nadu. He came from a humble background, and his early life was marked by hard work and determination.

Kalam had a keen interest in science and technology from a young age. He earned a degree in aeronautical engineering from the Madras Institute of Technology in 1958. He then joined the Defense Research and Development Organization (DRDO) as a scientist and later moved to the Indian Space Research Organisation (ISRO).

One of his most significant contributions to India's space program was his involvement in the development of the Polar Satellite Launch Vehicle (PSLV) and the SLV-III (Satellite Launch Vehicle). These projects were pivotal in making India a credible player in the field of space technology.

However, it was his work in the development of ballistic missile technology that earned him the nickname "Missile Man of India." He played a crucial role in the successful testing and operationalization of strategic missiles such as Agni and Prithvi.

Kalam's work in the scientific community garnered him several prestigious awards and honors, including the Padma Bhushan (1981), Padma Vibhushan (1990), and the Bharat Ratna (1997), India's highest civilian award.

In 2002, he was elected as the 11th President of India, succeeding K. R. Narayanan. During his presidency, Kalam focused on various social and educational issues, particularly inspiring and motivating the youth of India. He was widely admired and respected for his humble and approachable nature.

After serving a single term as President, Kalam returned to his passion for science and education. He continued to be actively involved in various educational institutions and youth-oriented initiatives. He delivered lectures and interacted with students, urging them to dream big and work hard to achieve their goals.

On July 27, 2015, while delivering a lecture at the Indian Institute of Management Shillong, Kalam collapsed and passed away due to cardiac arrest. The entire nation mourned the loss of this beloved figure who had become an inspiration to millions, especially the youth.

APJ Abdul Kalam's life journey from a small town boy to becoming a renowned scientist and the President of India is a testament to his dedication, hard work, and love for the country. He remains a symbol of hope and an inspiration for generations to come.