Unlock the essential world of Measurement with this concise Very Short Introduction. Discover how this fundamental concept shapes science, medicine, economics, and even daily life. From distant galaxies to personal health, learn about the diverse applications, historical evolution, and varying levels of accuracy in measurement. Expert author David Hand demystifies the common mathematical framework, various approaches, and inherent challenges like error and variability. This insightful guide explores measurement across physical sciences, life sciences, social sciences, and public policy, offering a clear understanding of how we quantify our world. Perfect for expanding your knowledge quickly.