Case Studies

Case studies provide examples of how real-world research projects can benefit from integrating the lenses and the stages

A photo of several people sitting in a row on their mobile phones. The focus of the image is one phone in particular in a woman's hand. The rest of the photo is blurred, with only one blurred face of a woman visible.

Estimating Population with Cell Phone Records

An introductory example where we apply each of the four conceptual lenses to just one phase of the data science lifecycle.

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A small white house set in a suburban street with 2 similar white houses flanking it. The law is green with 2 large trees in front of the house and several large trees in back. There is a hedge with lawn decorations in front of the house, as well.

Paying Your Share?

How a data-centered journalistic investigation revealed corruption, opaque and unfair tax practices in major cities in the USA.

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A young girl in a homemade, knitted hat with braided tie strings sips water from a glass.

Crowd the Tap: People Protecting Our Tap Water

Crowd the Tap is a citizen science project, the first U.S. Environmental Protection Agency (EPA)-funded project that promotes access to safe drinking water by empowering individuals and groups to investigate the piping infrastructure that delivers drinking water to their homes.

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