Pati, Arun Kumar was born on July 13, 1966 in Belguntha, Ganjam, India. He completed schooling at Hari Hara High School, Aska, Ganjam in 1981 . He graduated from Aska Science College with physics Honors and University ranking position in 1985. He did post graduation in physics at Berhampur University, Orissa, Ganjam during 1985-1987 again with top ranking position. In 1988, he joined as a post MSc program in Training School at BARC, Bombay. In 1989, he joined in Theoretical Physics Division, BARC as a Scientific Officer. From early days, he was interested in Foundations of Quantum Theory and General Quantum Theory. Subsequently, he started working in the area of Quantum Information and Quantum Computation. Arun Pati is a self trained physicist. During his early years of research he worked independently and currently, he is leading the largest group in the area of Quantum Information in India.