The 15 categories chosen by
Swamy SrIramadEsikAcchAr to cover the
content of Desika Prabhandam are:
1) The role of Vedam as Moola PramANam
2) The AzhwArs
3) The AchAryAs
4) SrI BhAshyakArar / RaamAnuja , the center piece Gem in
the AchArya Paramparai(necklace)