Sigmund Freud and B. F. Skinner presented influential theories that challenged the traditional philosophical understanding of human freedom. Both thinkers questioned the belief that human beings possess complete autonomy and rational control over their actions. Their ideas significantly influenced the philosophy of the human being by emphasizing forces that shape behavior beyond conscious choice. However, while both challenged freedom, they did so from different perspectives and offered distinct explanations of human conduct. Freud's challenge to human freedom emerged from his theory of psychoanalysis. According to Freud, human personality consists of three components: the id, ego, and superego. The id contains instinctive drives and unconscious desires, particularly sexual and aggressive impulses. The ego mediates between these desires and reality, while the superego represents moral values and social norms. Freud argued that much of human behavior is governed by unconscious motives rather than conscious reasoning. As a result, individuals often believe they are making free choices when, in reality, their actions are influenced by hidden psychological forces. Freud also emphasized the importance of childhood experiences in shaping adult personality. Traumatic events, unresolved conflicts, and early emotional relationships leave lasting effects on an individual's behavior. These unconscious influences limit personal freedom because people may repeat behavioral patterns without understanding their true causes. Defense mechanisms such as repression, denial, projection, and rationalization further conceal these unconscious motivations. Therefore, genuine freedom