P. Kesavadev is the best known literary figure in Malayalam. He created a milestone in the history of Malayalam literature, where the peasants, Beggars, farmers prostitutes etc became heroes and heroines.
Though born in a feudal family, kesavapillai joined Aryasamaj and changed his name to Kesavadev, so that his name has become un indicative of his superior caste.
From the knowledge he gathered through bitter life events and extensive traveling, he became a prolific writer. Dev got very little time to write but whatever he has written, has added to the depth and variety of Malayalam literature and Culture.
Web : http://www.kesavadev.net/