Social policy reforms driven by profound social changes have been a popular and pressing topic worldwide in recent years in both policy and academic circles. In this book, prominent social policy scholars from Europe, North America, and Asia discuss the history of social policies, compare different social development models, and analyze the challenges facing these economies'' social policy reforms. The book provides comprehensive and comparative perspectives and updated data on social development and social policy reforms in the world''s major economies, and particularly, in mainland China.