Richta was born in Prague .
Radovan Richta ( June 6 , 1924 -- July 21 , 1983 ) was a Czech philosopher who coined the term technological evolution ; a theory about how societies diminish physical labour by increasing mental labour .
philosopher was born in Prague .
Radovan Richta ( June 6 , 1924 -- July 21 , 1983 ) was a Czech philosopher who coined the term technological evolution ; a theory about how societies diminish physical labour by increasing mental labour .