Tag Archives: science

Caravaggio and Camera Obscura

CaravaggioArtistic genius Caravaggio, used a primitive form of photography to help create his masterpieces, said two art experts, Susan Grundy and Roberta Lapucci.  Their research at a workshop in Florence, revealed that Caravaggio probably converted his entire studio into a camera obscura in order to project images onto his canvas. The painter then used his own compound made of mercury, salt and Venetian ceruse, a popular lead-based cosmetic skin-lightener, in order to temporarily ”fix” the images on the canvas. This produced a short-lived, fluorescent image, similar to a photograph, which he was then able to convert into a permanent sketch that formed the basis of the eventual painting. Continue reading Caravaggio and Camera Obscura

Intrinsic motivation v Carrot and Stick

Well, do bonuses really make us work harder? Surely all these highly paid bankers must be really focused, work relentlessly and solve problems quicker and faster then other mere mortals. Well, you will certainly argue that they didn’t think out of the box when it came to banking systems and the recent collapse of the banking world.  In fact Dan Pink’s argument would confirm that systems now in place will reinforce complacent, limited cognitive thinking, and will actually encourage a diminutive, inwardly spiralling system which will inevitably, fail us again.

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