Chauhan Sir did his B. Tech. in Aerospace Engineering from the Indian Institute of Technology (IIT), Kanpur. He has been teaching Physics and Applied Calculus for IIT JEE Advanced & Mains, AIIMS, and other college entrance exams for the last three decades. He also holds an MBA degree from Canada, and an MSc degree from UK.
His best IIT JEE result was in 2006 when his students bagged All India JEE Advanced Ranks 1, 4, 6 & 7 in general category, from the same batch, in Chandigarh.
Besides teaching Physics, he is a meditator, zen & yoga practitioner and a passionate musician. His other hobbies include swimming, aero-modelling, kite making, drone flying & videography, parasailing, jetskiing, hiking in jungle & mountain trails, cooking & baking and lastly writing fiction and non-fiction.