Valerius Maximus was a Roman historian and writer who wrote a book called "Memorable Doings and Sayings" in the 1st century AD. In this book, he explored the art of memory, which was a technique used by the ancient Greeks and
From Wikipedia
Valerius Maximus was a 1st-century Latin writer and author of a collection of historical anecdotes: Factorum et dictorum memorabilium libri IX. He worked during the reign of Tiberius.