NALINI KANTA BRAHMA, MA, PhD, was formerly Professor of Philosophy, Presidency College (now Presidency University), Kolkata, and Principal, Hooghly Mohsin College, Hooghly. His book, the Philosophy of Hindu Sadhana (now published by PHI Learning) was highly acclaimed by Dr. Sarvapalli Radhakrishnan, the former President of India and a great scholar of Indian philosophy. Similarly, Dr. Brahma’s studies on Brihadaranyaka Upanishad was hailed by Shri Aurobindo. He is also the author of Causality and Science and The Fundamentals of Religions(both published by PHI Learning).