To what extent does the past influence the present? Will the Bharatiya Janata Party's attempts to deepen the Hindu-Muslim divide help it reap electoral dividends in the forthcoming elections to the West Bengal legislative assembly with more than a little help from the Election Commission of India? Eminent historian, political scientist and anthropologist Professor Partha Chatterjee examines a century of communalism in Bengal and explains how the past has shaped the rise of the BJP in the state, in an exclusive interview with Paranjoy Guha Thakurta.