To close out what has become demography week, I combined the US monthly birth data with data for England and Wales (from the same ONS source as before), so that I could look at the trends together. The monthly England and Wales data I have to hand runs from 1938 to 1991. I thought combining the monthly tiled heatmap and the LOESS decomposition would work well as a poster, so I made one.

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Amateur demography week continues around here. Today we are looking at the population of England and Wales since 1961, courtesy of some data from the UK Office of National Statistics. We have data on population counts by age (in nice, detailed, yearly increments) broken down by sex. We’re going to tidy the data, make a pyramid for a year, and then make an animated gif that shows the changing age distribution of the population over more than fifty years.

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Recent Work

  • “The Plain Person’s Guide to Plain Text Social Science.” Abstract  pdf
  • “Visualizing the Baby Boom.” Abstract  pdf
  • “Transformative Treatments.” Noûs, forthcoming. Abstract  pdf
  • Data Visualization: A Practical Introduction. Forthcoming. Princeton University Press. When can I buy it? Abstract
  • “By the Numbers.” European Journal of Sociology (2017), 58:512-519 Abstract  pdf

Current Teaching


I am Associate Professor of Sociology at Duke University. I’m affiliated with the Kenan Institute for Ethics, the Markets and Management Studies program, and the Duke Network Analysis Center.



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