What is the main point of The Ghost Map?
In addition to studying cholera and the history of epidemiology, The Ghost Map is a meditation on the history and importance of urban planning—a field of study that many people are barely aware exists. In the 19th century, London was one of the only cities in the world to cram so many people into so little space.
What is the thesis of The Ghost Map?
The “The Ghost Map” is a book written by Steven Johnson. In the book, the author explains to us why urban planning is necessary to prevent deadly diseases, such as the deadly cholera outbreak. In 1854, Cholera seized London with incredible force.
Who is Henry Whitehead in The Ghost Map?
Henry Whitehead is, along with John Snow, the closest thing to a protagonist in The Ghost Map. A talkative, beloved priest living in Soho, Whitehead was one of the first people in the neighborhood to recognize the danger of the 1854 cholera epidemic.
When did The Ghost Map take place?
1854
The Ghost Map takes place in the summer of 1854.
How did Henry Whitehead help John Snow?
Snow’s work — and Whitehead’s own investigations — convinced Whitehead that the Broad Street pump was the source of the local infections. Whitehead then joined with Snow in tracking the contamination to a cesspool that leaked into the water table which led to the outbreak’s index case.
What is the authors argument in the ghost map?
Johnson notes that cities in the 1800s made epidemic disease likely, thanks to overcrowding and inefficient waste disposal. But he also argues that only in urban environments would people from such disparate backgrounds as Snow and Whitehead be able to share their expertise to solve seemingly intractable problems.
How did baby Lewis get cholera?
Lewis had soaked the diarrhea-soiled diapers in pails of water. Thereafter she emptied the pails in the cesspool opening in front of her house. Likely baby Lewis had Vibrio cholerae which contaminated the napkin used to absorb diarrhea.
Did Henry Whitehead believe in the miasma theory?
A former believer in the miasma theory of disease, Whitehead worked to disprove false theories, but eventually came to prefer John Snow’s idea that cholera spreads through water contaminated by human waste.
Who created the ghost map?
Steven Johnson
The Ghost Map: The Story of London’s Most Terrifying Epidemic – and How it Changed Science, Cities and the Modern World/Authors
How many people died in the ghost map?
Snow again marked the houses where the deaths had occurred and drew the “ghost map” showing their distribution. The result: 61 of the 83 people who died had obtained their water from the pump on Broad Street. His evidence convinced the skeptical members of the board of governors of St.
What did Henry Whitehead do?
Henry Whitehead (22 September 1825 – 5 March 1896) was a Church of England priest and the assistant curate of St Luke’s Church in Soho, London, during the 1854 cholera outbreak.
What did the Reverend Henry Whitehead think was the cause of cholera?
Whitehead reasoned that if cholera was a visitation of the vengeance of God then there must also be some manner in which to alleviate God’s anger and—in turn—the disease. Whitehead had heard about Snow’s theory and believed that he could prove him wrong.
