An advocate or practitioner of education and educational theory.

शिक्षा के हितैषी या प्रर्वतक

English Usage: She became an educationalist because of her strong belief in promoting literacy among underprivileged children.

Hindi Usage: वह एक शिक्षा के हितैषी बन गई क्योंकि उसे पिछड़े बच्चों में साक्षरता बढ़ाने में मजबूत विश्वास था।