A comparative study of the purposes of education in the twenty-first century / Fernando M. Reimers and Connie K. Chung -- Singapore's systemic approach to teaching and learning twenty-first-century competencies / Oon-Seng Tan and Ee-Ling Low -- Thinking big, acting small: lessons from twenty-first-century curriculum reform in China / Yan Wang -- Strong content, weak tools: twenty-first-century competencies in the Chilean educational reform / Cristián Bellei and Liliana Morawietz -- Curriculum reform and twenty-first-century skills in Mexico: are standards and teacher training materials aligned? / Sergio Cárdenas -- Twenty-first-century competencies, the Indian national curriculum framework, and the history of education in India / Aditya Natraj, Monal Jayaram, Jahnavi Contractor, and Payal Agrawal -- Mapping the landscape of teaching and learning for the twenty-first century in Massachusetts in the Context of US educational reform / Theorizing twenty-first-century education / Fernando M. Reimers and Connie K. Chung