Johnathan Edwards was an influential American philosopher and theologian in the 18th century, known for his role in the First Great Awakening. He emphasized the importance of personal religious experience and the sovereignty of God, arguing that human beings are dependent on divine grace for salvation. Edwards is also recognized for his contributions to the philosophy of free will and the nature of human emotions. His famous sermon, "Sinners in the Hands of an Angry God," exemplifies his fiery preaching style and deep concern for the spiritual state of his audience, making him a key figure in American religious history.