The 100,000 Croatian Dinara banknote, pictured features the distinguished portrait of Ruđer Josip Bošković (often Anglicised as Roger Joseph Boscovich). Far from being just a national symbol, Bošković was one of the most brilliant and universal minds of the 18th-century European Enlightenment. As a physicist, astronomer, mathematician, philosopher, diplomat, and poet, his conceptual breakthroughs in atomic theory and relativity paved the way for modern quantum mechanics and field theory. next...