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The Minimum Description Length Principle

Both as scientists and in our everyday lives, we make probabilistic inferences. Mathematicians may deduce their conclusions from their stated premises, but the rest of us induce our conclusions from data. . . . How can we decide when complex hypotheses are justified? ... More>


Basic Ratio Capacity May Serve as Building Block for Math Knowledge

New research finds evidence for an innate ratio processing ability that may play a role in determining our aptitude for understanding fractions and other formal mathematical concepts. ... More>


Observation

Books to Check Out: December 2015

To submit a new book, email apsobserver@psychologicalscience.org. Mistakes Were Made (But Not by Me) by Carol Tavris and Elliot Aronson; Reprint Edition, Mariner Books, October 20, 2015. Development of Mathematical […]... More>