C. Northcote Parkinson C. Northcote Parkinson Cyril Northcote Parkinson (30 July 1909 – 9 March 1993) was a British naval historian and author of some 60 books, the most famous of which was his best-seller "Parkinson's Law" (1957), in which Parkinson advanced Parkinson's law, stating that "work expands so as to fill the time available for its completion", an insight which led him to be regarded as an important scholar in public administration and management. The youngest son of William Edward Parkinson (1871–1927), an art master at North East County School and from 1913 principal of York School of Arts and Crafts, and
Liebig's law of the minimum It may be worth adding that biotechnology itself is totally dependent on external sources of natural capital. Liebig's law of the minimum Liebig's law of the minimum, often simply called Liebig's law or the law of the minimum, is a principle developed in agricultural science by Carl Sprengel (1828) and later popularized by Justus von Liebig. It states that growth is dictated not by total resources available, but by the scarcest resource (limiting factor). The law has also been applied to biological populations and ecosystem models for factors such as sunlight or mineral nutrients. This concept was originally applied to