Born at Meerut, Uttar Pradesh in 1955, Arun Tiwari did his Masters in Mechanical Engineering from GB Pant University and joined Defence Research & Development Laboratory (DRDL) at Hyderabad as missile scientist in 1982 reporting to Dr APJ Abdul Kalam. Under Dr. Kalam’s tutelage, he developed India’s first Titanium air bottle used in Trishul and Akash missiles and designed Airframes for both the missiles; developed India’s first Coronary Stent with Cardiologist Dr. B Soma Raju known as Kalam-Raju Stent; set up the first link of Pan-Africa e-Network that now connects Universities and Hospitals across the African continents with their Indian counterparts, and finally became Dr. Kalam’s co-author and spiritual pupil. Wings of Fire, the autobiography of Dr. APJ Abdul Kalam, published in 1999 and Transcendence: My Spiritual Experiences with Pramukh Swamiji are considered modern classics. Both the books have been translated in multiple Indian languages and read by millions of readers. Arun Tiwari works as Adviser at Telecommunications Consultants India Limited, New Delhi. He is Platinum Jubilee Mentor of CSIR-Indian Institute of Chemical Technology, Hyderabad; Director Care Foundation, Hyderabad; and teaches at School of Management Studies in Hyderabad University as Adjunct Professor.