Impact of the Voting Rights Act of 1965 on Black Representation in the US House of Representatives
graph by Katherine Chui/New York Times; slow reveal by Jenna Laib
Type of Graph: stacked area graph
Purpose
This slow reveal is designed to support analysis and discussion of both the data and the design choices. The questions in the slide deck invite learners to examine trends, estimate values, discuss the context for the quantities, and discuss implications.
About This Graph
This visualization is not provided for reuse or redistribution. Readers and educators are encouraged to view the original visualization in its published context.
Original Visualization:
Chui, Katherine with Emily Cochrane. “How Did the Voting Rights Act Change Black Representation in 10 States?” New York Times: April 30, 2026.
Accessed at:
https://www.nytimes.com/interactive/2026/04/30/us/politics/voting-rights-act-black-population-congress.html
Data Sources:
U.S. House of Representatives, Census Bureau
Video Source:
Vox, “The voting rights case that could set us back 60 years.” YouTube: April 29, 2026.
https://www.youtube.com/watch?v=BC4RZE8a7vM
In The Classroom
There are many different mathematical connections that can be made to this data and data visualization.
Potential Math Content: stacked area graph, estimating values, scale along the x-axis,
Potential Content Connections: US government, constitutional law, voting, race, civil rights
Sustainable Development Goal(s):
#10 – Reduced Inequalities
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