Julia Hornstein is a technology journalist at Business Insider, covering the leaders and cultural currents shaping Silicon Valley, with a focus on defense tech companies like Anduril and Palantir. Previously, she wrote about venture capital at The Information. Originally from New York City, Julia graduated from Yale, where she studied history and wrote her thesis on skiing.
Julia Hornstein
Reporter at Business Insider
On Silicon Valley’s anti-college movement; on memelord munitions-maker Palmer Luckey; on SportsCenter for the terminally online; on hot girls for capitalism; on Luckey’s political network; on grindset CEOs and waning workplace loyalty; on multimillion-dollar AI paydays; on 20-somethings on founder mode; on the biggest seed round in history; on OpenAI’s governance structure; on random things.
Interests include skiing (worked as a lift operator); running (training for a marathon); making lists (in her iPhone’s notes app); reading (most recently, Tenth of December); and rereading famous commencement speeches (like this one).
Email juliahornstein2019@gmail.com (work: jhornstein@insider.com), DM @julia_hornstein on X, or message @juliah.22 on Signal (with confidential tips).