This book contains the accumulated information about the life, struggle and contribution of the great champions of equality and social justice such as Mahatma Gautam Buddha, Saint Kabir Das, Saint Ravidas, Mahatma Jyotiba Phule, Shahuji Maharaj, Nraryana Guru, E.V. Ramasami Neiker (Periyar), Babsaheb Dr. Ambedkar, Shaheede Azam Bhagat Singh, Dr. Ram Manohar Lohia, Karpoori Thakur, Babu Jagdev Prasad Kushwaha, Ram Swaroop Verma, Manaywar Kanshi Ram, B.P. Mandal, Lalai Singh Yadav etc.