Dr. Harish Karnick was a Professor in the CSE department at IIT Kanpur and retired in 2018. Since 2018, after my retirement, He have been an Emeritus Fellow initially in the Interdisciplinary program in Cognitive Science and now in the Department of Cognitive Science at IIT Kanpur. He completed his B.Tech in Chemical Engineering at IIT Bombay (1974), M.Tech in Nuclear Engineering and Technology at IIT Kanpur (1977). He completed his PhD in Computer Science at IIT Kanpur (1983). Programming languages, their history and evolution is a hobby and LISP is a particular favourite. He interested broadly in AI and machine learning and have always been interested in understanding how the human brain/ mind works. I have been working mostly in cognitive science in the last 3 years. Other interests include programming languages, logic and reasoning.