Kannan M. Krishnan is professor emeritus of Materials Science and Engineering at the University of Washington, Seattle, USA. He is internationally recognized for his foundational contributions to magnetism and magnetic materials, nanoscience and nanotechnology, materials characterization, and biomedical imaging and therapy. His research has led to significant advances in both fundamental science and practical applications, as reflected in his extensive portfolio of high-impact publications and invited lectures. Prof. Krishnan is the author of two authoritative textbooks—Fundamentals and Applications of Magnetic Materials (2016) and Principles of Materials Characterization and Metrology (2021)—which are widely used in education and research.