The ringing, mellifluous voice of a woman reverberates from the corridors of Sri Thenupureeswarar Temple at Madambakkam near Chennai. It is reciting verses from Tamil religious scriptures Thevaram and Thiruvasagam in praise of Lord Shiva—verses that have hitherto been the sole preserve of male singers known as ‘Odhuvaars’ at this Chola-era temple.