Ghost Map, written by Steven Berlin Johnson, is a book that is based on the most terrifying epidemic which broke out in London. This book describes how the city and science was changed after this epidemic. This book is indeed a must read because the writer of this book describes one of the most deadly outbreaks of cholera on Victorian London, in relation to how it changed the cities, our scientific approach towards the disease in the modern world and much more. The idea of gemeinschaft was incorporated in this piece of writing, describing how an epidemic affects a city of traditions, values, language and common (Cities, 2001).

There are two main people that have been talked about in this book and play the central protagonists. The first one is Dr. John Snow and the second one is Reverend Henry Whitehead. The map of the cholera cases is created by...
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