Professor Maxwell’s Duplicitous Demon
By Brain Clegg
Icon Books, 304pp, £16.99/$25

Names like Albert Einstein and Isaac Newton spring easily to mind but while we recognise James Clerk Maxwell as a scientist of importance, what he actually taught may elude many of us. That could be because his work was essentially to demonstrate that magnetism, electromagnetic radiation and light were all aspects of the same phenomenon. His famous equations expressing this in algebraic mathematics became the key to many of our modern developments.