Algebra, one of the broad components of mathematics, finds its application in various fields of science and technology. We do many calculations in our day to day life like finding distance, volume or area of an object, solving puzzles like Sudoku, are based on algebra. It is widely used in advanced technologies of data communication, coding, weather forecasting, health care system etc. The book introduces the reader to some of the greatest algebraists and their remarkable contributions to this area of mathematics.