Jack Gillum  

Senior reporter at ProPublica covering the intersection of tech, algorithms and civil rights. Here's how to contact me:

Signal

+1 (415) 723-0406
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Email

jack.gillum (at) propublica (dot) org
PGP key | Fingerprint: 2A04 9653 EF31 B5F4 1511 ED50 4AE1 37C0 40E1 B102

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Postal mail

Jack Gillum
P.O. Box 26258
Washington, DC 20001
Consider a public mailbox you don't normally use; avoid the post office.