Who among the following thinkers propagated the idea of education of the most talented?

Plato propagated the education of the most talented, training the ablest minds to become philosopher-kings who would rule the ideal state.

In his Republic Plato designed a graded scheme that selected and educated gold-souled individuals for leadership.

Immanuel Kant, a German idealist, is known for the categorical imperative and moral education by duty, not for elite selection.

Jean-Paul Sartre was a twentieth-century existentialist stressing individual freedom and choice, not the schooling of a gifted few.

Aristotle, Plato's pupil, favoured education for all free citizens and the cultivation of virtue through habit, a broader aim.

Plato's tripartite scheme matched the three classes of guardians, auxiliaries and producers to reason, spirit and appetite.