Radio was born from the convergence of many inventions and technologies more than a hundred years ago. To make sense of the current media changes it pays to study the lessons of history. The same trends reoccur with the convergence of old and new media and technology in the digital domain as they did in the past. Those who understand them will make good decisions about the future. Radio was not invented by any one particular person. It developed through advances in science and technology over a period of several hundred years, across several countries, and many brilliant minds were involved. In 1267 the English philosopher and scientist Roger Bacon wrote of the possibility of using electricity for communications (he was promptly imprisoned for dealing in black magic). In 1672 Germany’s Otto von Guericke made a sulphur ball that, when rotated and rubbed, produced electricity, rather like a modern generator. [download]
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