Sri D.V. Mangla, M.Sc. M.Ed. PGDCA, a retired Principal got his master’s degrees from the University of Delhi. He is a religious and extraordinary combination of spiritual and scientific bent of mind. He has been practicing ‘Kriya Yoga’ since 1969 & has the opportunity of the company and blessings of great saints. He has devoted his life to the pursuit of Brahman, spiritual studies, and yoga. He is a scholar of the Scriptures, Science, Mathematics, Education and Philosophy. He can correlate Sciences, Shastras, Spiritual Science, and God. He is a renowned author of various advanced-level spiritual books, which have been appreciated by thousands of reputed readers throughout the world. He has synthesized Sciences, Spirituality, and Yoga in his books. His books are rare masterpieces based upon his spiritual inner experiences and vast studies, which are useful for both believers and non-believers. Besides his scientific-cum-spiritual discourses he conducts seminars on yoga & stress management. He is the founder of the ‘Brahman Realization Foundation (BRF) and gives spiritual guidance to the members on the basis of various e-spiritual Tests. His writings are commendable research work, and a reservoir for further spiritual research. The book “Scientific Analysis of Hinduism & Christianity” is the latest book in addition to his fifty spiritual books already published.