Roshen Dalal (Introductions) is a writer and researcher living in Dehradun, India. She has an MA and PhD in ancient Indian History from Jawaharlal Nehru University, New Delhi, India. She is the author of fourteen books on Indian and world history, as well as on religion and philosophy, along with one philosophical novel. She writes for both children and adults. Apart from books, she has written numerous articles and book reviews. She is currently engaged in research in historical geography and also in writing a new series of books on Indian history. J.K. Jackson (General Editor) has written, edited and contributed to over 20 books on mythology and folklore. Related works include studies of Babylonian creation myths, the philosophy of time and William Blake's use of mythology in his visionary literature.