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Paolo De Silvesetri. "Leonardo or the Universal Genius". Rome: ATS Italia Editrice. 2009.
Museum of Science. "Leonardo - Left to Right". http://mos.org/sln/leonardo/leonardorighttoleft.html. 2007.
Mona Lisa. David. Vitruvian Man. Creation of Adam. These and other Renaissance masterpieces are extremely well-recognized five hundred years later...but how? This blog investigates how Renaissance works moved from an "individual for an individual" case to an "individual for all" case, and elsewhere in between.