Suggested reading: Scientific Models and Individual Experience

[Part of an occasional series of articles I come across and that strike me as being of general interest. Suggestions welcome, using the Contact form on this site.]

by David Kordahl

I’ll start this column with an over-generalization. Speaking roughly, scientific models can be classed into two categories: mechanical models, and actuarial models. Engineers and physical scientists tend to favor mechanical models, where the root causes of various effects are specified by their formalism. Predictable inputs, in such models, lead to predictable outputs. Biologists and social scientists, on the other hand, tend to favor actuarial models, which can move from measurements to inferences without positing secret causes along the way. By calling these latter models “actuarial,” I’m encouraging readers to think of the tabulations of insurance analysts, who have learned to appreciate that individuals may be unpredictable, even as they follow predictable patterns in the aggregate. … (continue at 3QuarksDaily)

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Massimo

Massimo is the K.D. Irani Professor of Philosophy at the City College of New York. He blogs at platofootnote.org and howtobeastoic.org. He is the author of How to Be a Stoic: Using Ancient Philosophy to Live a Modern Life.

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