By Christian Rudder

ISBN-10: 0385347375

ISBN-13: 9780385347372

An audacious, irreverent research of human behavior--and a primary examine a revolution within the making

Our own information has been used to undercover agent on us, lease and hearth us, and promote us stuff we don't want. In Dataclysm, Christian Rudder makes use of it to teach us who we really are.

for hundreds of years, we've trusted polling or small-scale lab experiments to check human habit. this day, a brand new strategy is feasible. As we are living extra of our lives on-line, researchers can ultimately notice us at once, in substantial numbers, and with out filters. information scientists became the recent demographers.

during this bold and unique publication, Rudder explains how fb "likes" can are expecting, with staggering accuracy, a person's sexual orientation or even intelligence; how beautiful girls obtain exponentially extra interview requests; and why you want to have haters to be scorching. He charts the increase and fall of America's so much reviled notice via Google seek and examines the recent dynamics of collaborative rage on Twitter. He exhibits how humans show themselves, either privately and publicly. what's the least Asian factor you could say? Do humans shower extra in Vermont or New Jersey? What do black ladies take into consideration Simon & Garfunkel? (Hint: they don't take into consideration Simon & Garfunkel.) Rudder additionally strains human migration over the years, exhibiting how teams of individuals movement from sure small cities to an identical colossal towns around the globe. And he grapples with the problem of holding privateness in a global the place those explorations are possible.

Visually arresting and entire of wit and perception, Dataclysm is a brand new method of seeing ourselves--a tremendous alchemy, during which math is made human and numbers turn into the narrative of our time.

From the Hardcover edition.

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Extra resources for Dataclysm: Who We Are (When We Think No One's Looking)

Sample text

For those performing analytical research or routine analyses such calculators will be more than adequate. Their main disadvantage is their inability to handle very large quantities of data. Most modern analytical instruments (some entirely devoid of manual controls) are controlled by personal computers which also handle and report the data obtained. Portable computers facilitate the recording and calculation of data in the field, and are readily linked to their larger cousins on returning to the laboratory.

By contrast, there is little point in expending effort in increasing the precision of the most precise measurements. Nonetheless small errors are not always unimportant: the combination of small errors at many stages of an experiment, such as the titration discussed in detail in Chapter 1, may produce an appreciable error in the final result. g. e. b * b * b, because the quantities involved are not independent. g. e. 3 The absorbance, A, of a solution is given by A ϭ - log(T) where T is the transmittance.

028 ml This example illustrates the important point that the standard deviation for the final result is larger than the standard deviations of the individual burette readings, even though the volume used is calculated from a difference. It is, however, less than the sum of the standard deviations. 2%) k is an instrument constant. From Eq. e. 2% for If). This is mainly a consequence of the squaring of the relative standard deviations and illustrates an important general point: any efforts to improve the precision of an experiment need to be directed towards improving the precision of the least precise values.

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Dataclysm: Who We Are (When We Think No One's Looking) by Christian Rudder


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