How does Jefferson change grants life?

In "A Lesson Before Dying" by Ernest J. Gaines, Jefferson's life is profoundly changed through his interactions with Grant Wiggins, who serves as a teacher and mentor. Grant helps Jefferson regain his sense of dignity and humanity, encouraging him to embrace his identity and resist the dehumanizing effects of his wrongful imprisonment. Their relationship evolves as Grant realizes the importance of imparting hope and strength to Jefferson, ultimately transforming both men's perspectives on life and death. Through their bond, Jefferson learns to assert his worth, while Grant finds purpose in advocating for justice and understanding.