ProCon.org, owned by Encyclopaedia Britannica, is the country’s leading source for information and research on all sides of the controversial issues of the day. Britannica is one of the most prominent educational publishers in the world, producer of not only the famed Encyclopaedia Britannica, the oldest continuously published (since 1768) and revised work in the English language, but also a large suite of resources for students, schools, and teachers in multiple languages.