László Bernát Veszprémy graduated from the Károli Gáspár Reformed University in 2016 with a degree in History and a Master's degree in Holocaust and Genocide Studies from the University of Amsterdam. He earned his PhD in History at Eötvös Loránd University in 2025, graduating summa cum laude. He was a journalist at the Jewish journal Szombat from 2016 to 2018, a research fellow at the Veritas Institute for Historical Research from 2017 to 2018, and a research fellow at the Hungarian Institute of Jewish History at Milton Friedman University in 2019. From 2018 to 2021, he was a researcher at the Migration Research Institute, and from 2019 to 2021 he was deputy editor-in-chief of the Jewish news portal neokohn.hu. He is currently editor-in-chief of corvinak.hu and a publicist for Mandiner.

To date, he has published four books, Bureaus of Annihilation on the History of the Hungarian Holocaust published by Jaffa, 1921 on the Early History of the Horthy Regime published by MCC Press, Migration and Anti-Semitism in the West published by MCC Press, and an online reader on the history of Zionism.