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Decode the U.S. immigration system with clear analysis backed by data and designed for curious readers.

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Substack
PricingOnly free issuesPublishesDaily
Issues515Founded6 years agoLast Issue6 days ago
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Latest Issues

A Practical Guide to the Detention Mortality Dashboard: Walk-through + Q&A

2026 is on track to be the deadliest year on record for people held in ICE’s growing archipelago of civil detention facilities across the country. I began writing about these deaths at the start of this year because I wanted to make sure th...

6 days ago
15

Event Announcement: A Difficult Conversation About the Detention Mortality Dashboard

Building a dashboard to document ICE detention deaths is one of the most stomach-churning things I’ve ever done with data. Reducing hundreds of lives to rows in a dataset and points on a map feels icky, yet allowing the collective tragedy t...

11 days ago
19
5

ICE’s Summer Enforcement Surge Driven by People with No Criminal History

Over the summer, ICE stepped up enforcement efforts across the country leading to reports that the agency has arrested a record 51,000 people in the month of July alone. The latest data published by the Deportation Data Project (DDP) this w...

14 days ago
44
4

This Week by the {Immigration} Numbers (August 23, 2026)

Welcome to the weekly segment called This Week by the {Immigration} Numbers. I’ll highlight some of the main takeaways from the week’s news that you might have missed, but do it in a unique way. Rather than try to summarize everything, I’ll...

15 days ago
21
2

“Our Faith Is Calling Us to Take Care of These Folks, Not Kick Them Out”: Rep Greg Landsman on Why Extending TPS for Haitians is a Matter of Dignity

represents Ohio’s 1st Congressional District, which covers Cincinnati and the Blue Ash ICE field office where Haitian families from across the region are now being told to report. He joined me on Substack Live to talk about the end of Tempo...

20 days ago
21
4

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Authors

The writers behind this newsletter.

  • Austin Kocher

    I study the US immigration enforcement system.

  • Adam Sawyer

    I work with data. I post about migration, education, and sports. he/him

  • Congressman Greg Landsman

    Father, husband, former teacher. Proudly serving Southwest Ohio (OH-01) in Congress\ud83d\ude4f\ud83c\udffb\ud83d\udc99

  • Danitza James
  • Ashley DeAzevedo

    Executive Director at @americanfamiliesunited & @afuaction Unapologetically Jersey. Blessed mom. Devoted wife. Proud Catholic. Small business owner.

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