Besides Chomsky and Nair, the signatories include actor Ratna Pathak Shah, authors Amitav Ghosh, Salman Rushdie and Arundhati Roy, and journalist P Sainath.
Jury breaks rules, Booker Prize awarded jointly to Margaret Atwood and Bernardine Evaristo; Rushdie misses out
This was the fifth time that Salman Rushdie was shortlisted, including the 1981 win where he bagged the award for "Midnight's Children".
Salman Rushdie's The Golden House book review: Simple plot but relevant in a world of alternative fact
The novel differs a great deal from most of Rushdie's previous works in that even the casual reader will be able to access its depths and read between the lines.