Wikipedia
Utpaladeva
Utpaladeva (ca. AD 900–950) was one of the great teachers of the philosophy of Kashmir Shaivism.
Utpaladeva, an influential philosopher-theologian of the Pratyabhijna school of Shaiva thought composed the Ishvara-pratyabhijna-karika, or 'Verses on the Recognition of the Lord' and the 'Shivastotravali'.