Dimitri Uznadze was born in 1886 to a peasant family, in the small village of Sakara in the province of Kutaisi (Western Georgia).
In 1910 he received a PhD degree at the University of Wittenberg (Halle, Germany) for his work Vladimir Solovev: His Epistemology and Metaphysics (1909).
Returning home in 1909, from then until 1917 he taught history at the Kutaisi Georgian Gymnasium, and was headmaster of the Sinatle girls' school from 1915 to 1917.
He was also author of Theory of Attitude and Set and founder of Georgian school of the psychology of pedagogics.
Uznadze's main scientific works are: "Wladimir Solowjow: seine Erkenntnistheorie und Metaphysik" (a monograph, in German, Halle, 1910); "Henri Bergson" (a monograph, in Russian, Tbilisi, 1923); "Untersuchungen zur Psychologie der Einstellung" ("Acta Psychologica", Vol.IV, No.3, 1939, in German); "The Psychology of Set" (a monograph, in English, New York City, 1966); "Psychological Investigations" (In Russian, English summary, Moscow, 1966).