Dr. H.C. Nigam, born in Feb 1932 in Lucknow, began teaching Zoology at Lucknow University's Christian College in 1952. His textbooks for Intermediate and Premedical courses (1956-58) gained nationwide acclaim. Later, recalled as 'Jordan-Nigam' became synonymous with Biology. His legacy includes acclaimed books and global recognition, amongst the 5000 personalities of the world.