Paulo Freire, a Brazilian educator and philosopher, is best known for his influential work, "Pedagogy of the Oppressed," which is considered a foundational text in critical pedagogy. Freire believed that education should not be a mere process of depositing information from teacher to student, which he termed the "banking model" of education. Instead, he advocated for a dialogic and problem-posing education where teachers and students learn together through the exchange of ideas and reflections on their experiences.

Freire emphasized the role of education in liberating the oppressed by helping them realize their own condition and encouraging critical consciousness. According to him, this process enables the oppressed to regain their sense of humanity, in contrast to the dehumanizing effects of oppression. His approach involves students and teachers jointly investigating themes that relate to the learners' cultural and social context, which in turn acts as a vehicle for learning and social transformation.

The ultimate goal of Freire's pedagogical approach was to empower individuals to effect change in their society. He believed that education is inherently political and that it has the power to either maintain the status quo or challenge it. Thus, educators have a responsibility to develop a curriculum that is relevant and responsive to the lives of their students, facilitating not just individual learning, but also societal reform.