We talk about financial contagion and epidemics of knife crime, and methods borrowed from public health are being applied to try to nip these problems in the bud, or at least slow their spread. Now the thinking is that many of the things that Hudson and Ross might have considered independent – obesity, smoking, even loneliness – are catching, too. In the latter category they placed accidents, divorce and chronic diseases – the kind that kill most of us today.Ī century on, ideas have changed. Ross and mathematician Hilda Hudson set the ball rolling when they folded their ideas about the spread of disease into a broader “theory of happenings”, but they distinguished between “dependent” happenings, such as a contagious disease, and “independent” happenings, which could not be passed from person to person. What’s striking about Kucharski’s tale is how we’ve circled back to that pre-Hippocratic outlook. Photograph: Zohra Bensemra/ReutersĮpidemic is a Greek word meaning “on the people”, and until Hippocrates requisitioned it to refer exclusively to the spread of a disease, the Greeks applied it to anything that percolated through a population – from fog to rumour to civil war. © 2017 Worth Books (E-bog): 9781504044738A Red Cross worker pours a sanitising gel into a driver’s hand in Dakar, Senegal. The summary and analysis in this ebook are intended to complement your reading experience and bring you closer to a great work of nonfiction.
By looking at popular culture, Wharton professor Jonah Berger analyzes what makes an idea take off.īased on his own research and the insights gleaned from 15 years of studying marketing, Berger’s New York Times–bestselling book teaches readers why popular content is popular, and how they can make their own ideas and products truly contagious.
Supporting material to enhance your understanding of the original workĬontagious: Why Things Catch On examines why certain media goes viral-videos, articles, memes-and others never get shared at all.This short summary and analysis of Contagious includes: So much to read, so little time? This brief overview of Contagious tells you what you need to know-before or after you read Jonah Berger’s book.Ĭrafted and edited with care, Worth Books set the standard for quality and give you the tools you need to be a well-informed reader.
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