6. Radical thinker and maths teacher, best known for How Children Fail. Malcolm Knowles' "Andragogy" (supposedly the adult equivalent of "pedagogy") is a leading "brand" in adult education theory:
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8. Issues dealing with self-esteem, self-fulfillment, and needs are paramount. The major focus is to facilitate personal development. Two major theorists associated with this view are Carl Rogers and Abraham Maslow.