Preface.

This document is a preface to a special issue of the Probus journal dedicated to Professor Mary Aizawa Kato. The papers in this volume were presented at a workshop in May 2023 and celebrate her 90th anniversary. The preface provides a brief biography of Professor Kato, highlighting her Japanese-Brazilian heritage and her trilingual upbringing. It also discusses her academic achievements and her contributions to linguistics, emphasizing her collaborative and caring nature. The preface is written by Fernanda Pratas and Ana Maria Martins. [Extracted from the article]