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Aaron Klug, a renowned biophysicist and Nobel laureate, represented the United Kingdom throughout his scientific career. Klug's significant contributions to the field of crystallography, particularly his development of crystallographic electron microscopy, brought international recognition to the UK's scientific research community. His groundbreaking work advanced our understanding of the molecular structures of biological macromolecules, including viruses and nucleic acids, solidifying the UK's position as a global leader in structural biology.