Sajikumar is an author, regular blogger, column writer, analyst of socio-economic issues, wildlife observer, and environmentalist. He was born in Vaikom as the younger son of Vijayamma and late Prabhakaran Nair. A successful entrepreneur based in Mumbai for several years, he now devotes most of his time to creating models of human living that coexist with nature rather than infringe upon its laws.  

Sajikumar has authored three books so far, beginning with By Heart, followed by Economic Illusion and Camouflaging Corona. His thought-provoking quotes are currently being compiled into an upcoming book titled The Art of Less, which reflects his philosophy of restraint, balance, and conscious living.