Vijayakumar is a retired associate professor of Physics at Government Victoria College, Palakkad, Kerala. He writes on literature, cinema, culture, and science, predominantly in Malayalam. His notable works include 'Kazcha: Chalachithravum Charithravum' (Perception: Cinema and History), Velliththirayile Prakshobhangal (Agitations in Silver Screen), Quantum Bhawthikaththile Dharshanika Prashnangal (The Philosophical Problems in Quantum Physics), Uttaradhunika Shastram (The Postmodern Science), Sasthravum Thathwachinthayum (Science and Philosophy)..