Jillian Foley
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jillianefoley.com
Jillian Foley
@jillianefoley.com
historian of cryptography, computers, and information; doing mom stuff and writing in chicago

occasional newsletter @ jillianefoley.com
Pinned
I’m thrilled to announce my book will be published by @harvardpress.bsky.social! Less thrilled for democracy that it gets alarmingly more relevant by the day!
when will the litfic people admit they like fantasy and magic is cool?

at least two books on this list are obviously fantasy

www.nytimes.com/2025/12/08/b...
The Best Historical Fiction of 2025
www.nytimes.com
December 11, 2025 at 6:21 PM
another day, another google search of "history of internet" like the expert that I am
December 4, 2025 at 8:06 PM
Made fancy European drinking chocolate last night and then used kid spoons (the rest were in the dishwasher) and stuck old marshmallows on top, like the gauche American I am
December 4, 2025 at 2:31 PM
Reposted by Jillian Foley
There is a way in which Trump is the most honest US president. Who else would admit that this country is super racist, commits war crimes and atrocities, that this whole place is soaked in blood and plunder. But he thinks these are its virtues.
December 4, 2025 at 2:17 AM
i am here and i hate it
ihatethischapterihatethischapterihATETHISFUCKING CHAPTER WHY IS IT TWENTY THOUSAND WORDS LONG
December 3, 2025 at 9:09 PM
My 4yo asked me this fall, "Mama, when will we get a door spider this year?" I told him I didn't know whether we'd get one this year. We didn't, but we did get a window buddy for a while!

www.nytimes.com/2025/12/01/o...
Opinion | Farewell to the Beloved Friend in My Window
www.nytimes.com
December 1, 2025 at 8:09 PM
my brother made a new bmx vid! riding, filming, editing all by him

youtu.be/ut1KOcoXg7o?...
Dan Foley | PLATFORMER - BMX Video Part
YouTube video by Dan Foley
youtu.be
November 29, 2025 at 3:21 PM
Reposted by Jillian Foley
Cryptographers Held an Election. They Can’t Decrypt the Results.
www.nytimes.com
November 22, 2025 at 2:07 AM
Reposted by Jillian Foley
They killed free file for this shit
TurboTax is about to be integrated into ChatGPT, where customers will be guided through tasks tied to their tax filings or financial profile by the AI chatbot.

TurboTax owner Intuit is also paying OpenAI more than $100 million a year to power AI agents.
November 19, 2025 at 3:45 AM
Reposted by Jillian Foley
Still seething that my former sainted editor cut my long couple paragraphs about all the ways Andreessen misunderstood the economics of 18th-century whaling. He was so wrong, y’all. Whaling was not like venture capital.
November 11, 2025 at 1:53 AM
Reposted by Jillian Foley
Also I did not ruin the workplace with feminism but by pouring maple syrup on every conceivable surface in your office, get it right
November 6, 2025 at 4:31 PM
Reposted by Jillian Foley
i’m at damen/belle plaine in chicago’s north center neighborhood for an emergency anti-ice rally.

around 7 a.m. this morning, masked federal agents chased a preschool teacher *into* nearby rayito del sol and abducted her—in front of traumatized children, parents, and coworkers.
November 6, 2025 at 12:39 AM
a big chunk of the book I'm currently writing is unpacking the crypto-anarchy piece of this.

🎯 "extreme vision of individual freedom and decentralized money" accompanied by "authoritarianism and criminality"
October 24, 2025 at 7:06 PM
Reposted by Jillian Foley
in general more people should read Finn Brunton
Opinion | How a Fringe Movement of Gun Nuts, Backwoodsmen and Free Marketers Paved the Way for Autocracy
www.nytimes.com
October 24, 2025 at 6:47 PM
in general more people should read Finn Brunton
Opinion | How a Fringe Movement of Gun Nuts, Backwoodsmen and Free Marketers Paved the Way for Autocracy
www.nytimes.com
October 24, 2025 at 6:47 PM
yes yes this is a great write-up and is almost exactly the same thoughts I had after I read this book!!
October 24, 2025 at 2:25 PM
it's me
they’re doing construction at my office at on the one hand it’s noisy and annoying and on the other hand I’m five and I still love looking at huge construction equipment up close
October 23, 2025 at 7:11 PM
Reposted by Jillian Foley
i'm sorry excuse me what
October 23, 2025 at 4:59 PM
historians: what's the most sources you've had to consult in order to write one paragraph? right now I'm up to probably ten, including two different redactions of the same source
October 23, 2025 at 4:54 PM
they appear to have dug giant holes to remediate an old oil leak and then filled it in with bricks?? now the giant excavator is just driving back and forth around the site (to flatten it??)

clearly I don't understand construction
There's a construction site near my house where a team painstakingly demolished a building and then carefully scooped up and carted off all the debris.

Two weeks later a dozen dump trucks came and each dumped a giant load of bricks and rocks and debris? What is happening
October 23, 2025 at 3:21 PM
Reposted by Jillian Foley
Twice a year I hold a workshop on writing a nonfiction book proposal. It’s organized to lead you through exercises that results in a draft or revision (or just learn about the genre) Next one starts in January
How To Write A Nonfiction Book Proposal January 5-15 2026
In this course, you will learn the basics of non-fiction trade book proposals, receive feedback on your proposals and queries, and become part of a...
thinkingwriter.bigcartel.com
October 22, 2025 at 4:37 PM
absolutely none of my (c/o ‘06, “good” public school) high school teachers or extracurriculars communicated with parents ever. I had to keep track of all of my stuff in a paper planner. I signed myself up for every AP and SAT test. feeling a little insane reading this
I'm sure this has been written about somewhere, but as a parent I am struck by how much greater my high school kid's executive function is expected to be versus what was expected of me - and it's entirely because all his work is online. He has to not only do the work but submit... 1/8
October 22, 2025 at 4:42 PM
Reposted by Jillian Foley
love to see my exact conundrum in this NYT article about heat pumps: "While it is possible for very poorly insulated homes in cold climates to be heated solely with cold-climate air-source heat pumps...it may be more cost-effective in these specific cases to supplement with other forms of heating."
Do Heat Pumps Work When It Gets Really Cold?
www.nytimes.com
October 22, 2025 at 1:55 AM
love to see my exact conundrum in this NYT article about heat pumps: "While it is possible for very poorly insulated homes in cold climates to be heated solely with cold-climate air-source heat pumps...it may be more cost-effective in these specific cases to supplement with other forms of heating."
Do Heat Pumps Work When It Gets Really Cold?
www.nytimes.com
October 22, 2025 at 1:55 AM