Tag Archives: PhD

Necessity is the mother of inventors: my PhD lecture

The following is the traditional Lectio praecursoria a doctoral candidate in Finland gives to the audience before his/her PhD defence. This one is mine, delivered on 12th December 2017. Esteemed custos, esteemed opponent, ladies and gentlemen! You all are probably … Continue reading

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What the necessity mothers: energy shortage and the development of copper smelting furnaces, 1900-1980

An old adage tells us that necessity is the mother of invention. But if necessity were the prime mover of invention, why, then, there are so many really nifty technologies – say, antigravity – that would be obviously useful, yet … Continue reading

Posted in History of technology, Innovation, Scarcities and constraints | Tagged , , | 1 Comment