Readers: For my generation, today was the day the music died with the senseless murder of John Lennon, one of the former Beatles. I found this infographic by Ivan Ciro Palomino Huamaní, an infographic designer from Lima, Peru, with more than 10 years of experience and currently the Head of Infographics of the Epensa Group. Check […]

Infographic: Estefan Cuanalo, 2012. Click on the image to enlarge.

Readers: I have been thinking a lot lately about ways to not only simplify my life, but also to simplify how I do my work. This led me to revisit John Maeda’s (photo, right) seminal book, The Laws of Simplicity; a 100 pages or so book about simplicity. This is one of the best books in the world […]

The Earliest Spot Map of All Dr. John Snow did not draw a map until December, 1854; the first spot map was produced in September of that year by Edmund Cooper, an engineer for the Metropolitan Commission of Sewers (see map below). Cooper’s investigation resulted from public complaints linking the sewers to the cholera outbreak. Rumors […]

John Snow (1813–1858) is revered as a founding father of two medical disciplines. Anesthesiologists remember him as the physician who first made anesthesia scientific by showing how the human body responded to different doses of anesthetic drugs, and how anesthesia affected the human physiology. In addition, Snow the practicing anesthetist is widely known for the […]

Description and Significance Vibrio cholerae is a “comma” shaped Gram-negative bacteria with a single, polar flagellum for movement. There are numerous strains of V. cholerae, some of which are pathogenic and some of which are not. [SOURCE] The bacteria infects the intestine and increases mucous production causing diarrhea and vomiting which result in extreme dehydration […]

The Broad Street Pump had a long reputation of being a reliable source of clean well water. It extended 25 feet below the surface of the street, passing the layers of accumulated rubbish and debris that artificially elevated most of London. It stretched through a bed of gravel all the way to Hyde Park, down […]