Abu Dhabi Sakthi Award winner and the renowned writer Sivaraman Cheriyanad passed away recently. He is from which state?

The renowned writer of Kerala Sivaraman Cheriyanad passed away. He received the Abu Dhabi Sakthi Award in 1988 and the A.P. Kalakkad Award in 2009. He bagged Kerala Sahithya Akademi scholarship in 1990-91 for his study on the works of writer Parappuram. He was a recipient of the National Teachers Award in 1989.