In this obituary essay in Foreign Policy magazine, Lowy Institute International Security Program Director Rory Medcalf pays tribute to K Subrahmanyam, independent India’s leading strategic thinker, who passed away on 2 February 2011. Subrahmanyam strongly influenced India’s decision both to build a nuclear deterrent and to constrain it with a policy of no first use. The full text can be accessed here. Rory Medcalf