Final answer:
Patty Smith Hill was the founder of the National Association for the Education of Young Children (NAEYC), an organization that focuses on early childhood education.
Step-by-step explanation:
Patty Smith Hill was the founder of the National Association for the Education of Young Children (NAEYC). She was an American educator and activist who played a key role in the development of early childhood education in the United States. Hill believed in the importance of play-based learning and advocated for educational reforms to improve the quality of education for young children.