Success engenders unwanted speculation. For Prashant Kishor, the current round of Assembly elections brought a double windfall. He won West Bengal for the Trinamool Congress (TMC) and Tamil Nadu for the Dravida Munnetra Kazhagam (DMK), although he is loath to call himself a catalyst. But he would also baulk at being labelled a backroom boy. It’s hard to characterise Kishor, who can be described approximately as a political strategist-cum-adviser to leaders, encompassing the gamut from the right to centre and left-of-centre. He’s probably more than what the appellations signify. Mamata Banerjee, the TMC chief and West Bengal chief minister, wanted