Who is J(Bob) Balaram, the IITian behind NASA helicopter that flew on Mars?

IIT Madras alumnus J(Bob) Balaram is the chief engineer of NASA's 'Ingenuity' helicopter that flew on Mars on Monday. Previously, he researched precision landing methods for Mars as well as advanced simulation techniques for planetary entry, descent, and landing. The helicopter carried a small piece of cloth that covered one of the wings of the Wright brothers' first aircraft.