Due to the paucity of good books with authentic information on Kathak dance, the need for a book like Ang Kavya was greatly felt. Earlier, dance movements had no established names, and hence it was difficult to refer to them without actually showing them.Born in the family of hereditary dancers. BIRJU MAHARAJ is the torch-bearer of the famous family, Kalka-Bindadin Gharana of Lucknow, which has been serving the art of Kathak dance through centuries.