Curriculum: Foundations, Principles, and Issues, written by Allan C. Ornstein, Francis P. Hunkins, and Bruce G. Posamentier, is a comprehensive textbook on curriculum theory and practice. The book covers various aspects of curriculum design, including historical perspectives, philosophical foundations, and contemporary issues. It explores topics such as curriculum planning, development, implementation, and evaluation. The book also examines the influence of societal, cultural, and political factors on curriculum design. It provides educators with a solid foundation in curriculum theory and helps them navigate the complexities of curriculum development.