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Dan Keemahill gathers and analyzes data for the ProPublica-Texas Tribune investigative unit, a role he started in spring 2023. A native of Sacramento, Dan is a graduate of Northwestern University and started his journalism career as a contributor to the Tribune's schools and government salaries explorers. He previously worked with datasets related to immigrant detention centers, elections and the COVID-19 pandemic as a data journalist at USA Today and created data visualizations for the Austin American-Statesman.
We pulled the county-by-county vote totals for each statewide candidate headed to a runoff in their primary and analyzed what parts of the state got them there. Use our interactive to compare each candidate's performance. Full Story
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As statewide candidates recover from primary elections and, in some cases, prepare for runoffs, use our interactive to see which campaigns purchased network airtime in Texas' four biggest media markets. Full Story
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The cost of housing undocumented immigrants in Texas county jails fell about 8 percent in 2013 from the previous year. Use this interactive to explore trends in detentions of undocumented immigrants in county jails. Full Story
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A state law passed in 2011 requires Texas jails to report monthly estimates of the cost of housing undocumented immigrants. Use this interactive to see how many immigrants jails across Texas housed and how much the jails spent. Full Story
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With less than a week before the start of early voting in the March 4 primaries, use our interactive to see how statewide candidates are spending campaign funds to purchase network airtime in Texas' four biggest media markets. Full Story
Each year, some 300,000 students begin eighth grade in a Texas public school. Use this app to track the educational milestones of every student who started eighth grade in a Texas public school between 1996 and 2001, broken down by region and county. Full Story
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Use this interactive to see which Texas counties have the highest rates of child poverty and unemployment, and to see which counties have the highest raw numbers of children in poverty or people who are unemployed. Full Story
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Texans approved nine amendments to the state Constitution on Tuesday. Use our map to see how they voted. The results and the map will be constantly updated with election returns. Full Story
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A state law passed in 2011 requires Texas jails to report monthly estimates of the cost to house undocumented immigrants. This interactive table shows the total number of immigrants housed and the cost to each county from October 2011 to September 2013. Full Story
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Data from the Texas criminal justice system shows that psychiatric prison units experience the most violence per capita. Use this interactive to examine the violent incidents reported at more than 90 Texas prisons between 2006 and 2012. Full Story
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