Tyndall, John (1820-93)
Tyndall is tagged as an English physicist, lecturer and writer. He collaborated with T. H. Huxley in certain of his scientific studies. A classic, is Tyndall's book, Fragments of Science. In addition, Tyndall wrote Six Lectures on Light (London: Longmans, Green; 1885). Studied the diffusion of light by large molecules and dust, known as the Tyndall effect.