The Hindi novel 'Shekhar: Ek Jivani', a pioneering work of psychological realism, was written by:
- Premchand
- Suryakant Tripathi Nirala
- Sachchidananda Vatsyayan 'Agyeya'
- Ramdhari Singh Dinkar
Answer: Sachchidananda Vatsyayan 'Agyeya'
Agyeya published 'Shekhar: Ek Jivani' in 1941. It is considered the first Hindi novel to delve deeply into the psychoanalytic aspects of its protagonist.