Lev Vygotsky was a prominent Soviet psychologist known for his significant contributions to developmental psychology and education. His theories emphasized the crucial role of social interactions in cognitive development. Vygotsky proposed that learning is fundamentally a social process and that individuals develop their higher mental functions through interactions with more knowledgeable others, including parents, teachers, and peers. This perspective highlights the importance of culture and context in shaping cognitive abilities. One of Vygotsky's key concepts is the Zone of Proximal Development (ZPD), which refers to the difference between what a learner can do independently and what they can achieve with guidance. This concept underscores the necessity for educators to identify the ZPD and tailor interventions to help learners progress effectively. Vygotsky's ideas suggest that education should be collaborative and that scaffolding techniques are essential to supporting students as they build new skills. Vygotsky's legacy continues to influence educational practices and theories, particularly in the realms of constructivism and collaborative learning. His work has led to a deeper understanding of the connection between language and thought, and he proposed that social communication is instrumental in developing logical reasoning. By viewing learning as a socially mediated activity, Vygotsky’s framework encourages curricula that foster interaction among students and promotes a culture of shared knowledge. Lev Vygotsky was a Soviet psychologist renowned for his influential theories in developmental psychology. He emphasized the importance of social interactions in cognitive development, suggesting that learning is shaped by cultural context. Vygotsky’s Zone of Proximal Development illustrates the potential for learner growth through guided support and collaborative education.