General education (now renamed as "Gateway Education") has been launched in City University of Hong Kong since 2008, providing students exposure to cutting-edge knowledge and idea that cross multiple disciplines. In accordance with the recently established Discovery-enriched Curriculum in City University of Hong Kong, the Office of Education Development and Gateway Education and City University of Hong Kong Press jointly publish the Gateway Education Series. This series has incorporated systematic interdisciplinary research to help readers acquire a wide range of skills and knowledge, in the hope to motivate and ignite a passion for discovery and innovation, and to contribute to the generation and application of knowledge.