Houghton Mifflin is a well-known publishing company based in the United States, primarily recognized for its educational materials and trade books. Founded in 1832, it has a long history of producing textbooks, reference books, and literature for various age groups and subjects. The company has published works by notable authors, contributing significantly to American literature and education. In 2007, Houghton Mifflin merged with Harcourt, another major publisher, to form Houghton Mifflin Harcourt. This merger expanded its reach in the educational sector, allowing it to offer a wider range of resources for teachers and students. Today, Houghton Mifflin Harcourt continues to focus on innovative educational solutions and quality literature.