Aeronautical Society of India (AeSI) is a professional body which is devoted to the advancement of aeronautical sciences and engineering in India. To promote the advancement and dissemination of knowledge of Aeronautical and Aerospace Sciences/Technologies and to strive for the elevation of Aeronautical and Aerospace profession, AeSI has been organizing talks, workshops, seminars, aero-modelling competitions etc. from time to time. Under this aegis, an expert talk by Dr Debasis Chakraborthy, Outstanding Scientist, DRDL, Hyderabad on the subject "Hypersonic Propulsion" on Friday at HEMRL, Sutarwadi, Pune is organized jointly by Aeronautical Society of India, Pune Branch & DRDO, Ministry of Defence. Students & Scientists from various institutions & academia are participating in this event.

Dr Debasis Chakraborthy, an outstanding scientist at DRDL, is currently the Group Director (Design) and leading the activities of Directorate of Systems, Aerodynamics, Flight Structures, Thermal Engg., Computational Dynamics, HWT & HSTDV. He has been working in VSSC and DRDL for the past three decades. He leads the project HSTDV as Programme Director. He has worked extensively in numerical simulations of high speed reacting & non-reacting flows and provided useful aerodynamics & propulsion design inputs for satellite launch vehicle, strategic and tactical missiles. He received the DRDO Scientist of the Year Award in 2012 & DRDO Award for Best Innovation / Futuristic Development in 2010.