Charles H. Moore was an American computer scientist known for his contributions to programming languages. He is best recognized as the creator of the programming language Forth, which is designed for efficiency and flexibility in embedded systems and real-time applications. Moore's work in the 1970s laid the foundation for many modern computing concepts. He emphasized the importance of stack-based programming and interactive development, influencing various fields, including robotics and embedded systems. His innovative ideas continue to impact software development and computer architecture today.