Ein Brief Albert Einsteins an Ernst Mach

Ernst Mach and the episode of the monocular depth sensations.

Although Ernst Mach is widely recognized in psychology for his discovery of the effects of lateral inhibition in the retina ("Mach Bands"), his contributions to the theory of depth perception are not as well known. Mach proposed that steady luminance gradients triggered sensations of depth. He also expanded on Ewald Hering's hypothesis of "monocular depth sensations," arguing that they were sub...

Ernst Mach and the Origin of the Knowledge Theory in the Former Austrian Empire

This paper discusses the origin of the modern social knowledge theory and Ernst Mach’s role in its development and his contribution to the history of economics. We categorize economic and scientific methodologies based on the dichotomy between “describable” and “indescribable” knowledge. The arguments of both groups drew from Mach’s theory and later developed along different lines. We investiga...

Einsteins' role in clinical research

Scientific research is a systematic process aimed to build knowledge through a set of structured evaluations, thus generating the development of both the individual that performs research and the society in which it is developed. The objective of research is to produce knowledge, possibly applicable inside and outside researchersénvironments, and perhaps generate practical actions. Research met...

Ein Konzept zum Anschluß von Peripherie an ein fehlertolerantes Rechnersystem

Ernst Mayr, a retrospective.

During the late summer of 1979, Ernst Mayr and I (Figure 1) had finished editing The Evolutionary Synthesis: Perspectives on the Unification of Biology [1]. He knew that I was working on a long essay about Theodosius Dobzhansky and also planning a book about Sewall Wright. From his farm in Wilton, New Hampshire, Ernst handwrote me a letter (Figure 2) from which this excerpt is taken: ‘In your w...