Śīlāditya Harṣavardhana
Harṣavardhana has made a mark in the annals of Sanskrit literature with his three plays: Priyadarśikā, Ratnāvalī and Nāgānanda. Interestingly, the prologues of these plays are largely similar. Although there is no discussion here significant to literary aesthetics, we do find a verse that lays down certain fundamental tenets:
श्रीहर्षो निपुणः कविः परिषदप्येषा गुणग्राहिणी