Three people were killed and over 50 people were injured in a series of blasts at a convention centre in Kerala's Kochi, where the Christian denomination Jehovah's Witnesses were conducting a prayer meeting on Sunday, 29 October.
Forty-eight-year-old Dominic Martin, who used to be a member of the group, claimed responsibility for the attack and is being questioned by the police.
So, who are Jehovah's Witnesses and what is their belief system?
The following article was originally published by The Conversation. The author Mathew Schmalz is a Professor of Religious Studies, College of the Holy Cross, in Worcester, Massachusetts.

