# Bruno lectures in Paris in the orbit of Henri III

Date: 1581

## The fact

In 1581–82 [Bruno](/people/giordano-bruno) lectured in Paris as a royal-curious extraordinaire, teaching memory and philosophy in the Henri III orbit and preparing the 1582 printed mnemonic works. It is not the De umbris colophon stored as a book, and not the 1583 London embassy stay. Courtiers and students heard. The row stores a capital classroom. Later English Italian dialogues are other instruments. A lecturer without a permanent chair is still a public teacher. Valois novelty-buying is the weather; the extraordinaire room is the instrument; 1582 print is a neighbouring book, not this timetable.

## Context

Valois Paris bought novelty: Lullian wheels, memory palaces, anti-Aristotelian spark. Education here is that paying attention, not a claim Henri III adopted infinite worlds as policy. Do not merge with 1582 print. Do not merge with Castelnau’s London household. Do not treat the later Index as 1581. Toulouse was the previous room. Oxford would be a hostile next room. Toulouse was the previous room; Oxford would be a hostile next room; De umbris is the 1582 book, not this extraordinaire timetable.

Shared responsibility is part of Bruno lectures in Paris in the orbit of Henri III. Naming Giordano Bruno does not delete co-authors, institutions, or later transmitters. The lag from 1581-01-01 to any measured indicator is not treated as zero. Alternative explanations — weather, other armies, later statutes, or independent cultural change — remain live where the sources do not close them.

## Evidence and sources

BnF data locates the Paris print-and-stay cluster. The Cambridge Companion independently treats the Paris years and Henri III orbit as Bruno’s public teaching hinge before England. Official: https://data.bnf.fr/en/11894221/giordano_bruno/. Independent: https://www.cambridge.org/core/books/cambridge-companion-to-giordano-bruno/. The records establish Paris lecturing. They do not establish a unique later attendance series. A skip from Toulouse to London with no Paris extraordinaire would change the row; De umbris is the 1582 book, not this timetable. A showing he skipped Paris for London directly would change the row.

Official or archival record: BnF data — Giordano Bruno (https://data.bnf.fr/en/11894221/giordano_bruno/; Bibliothèque nationale de France).

## Significance

Improving education path: capital lectures. High confidence on 1581–82. Modest weight. De umbris remains the 1582 book. London dialogues remain 1584. Do not invent a unique modern lecture-coefficient.

## What is established and what is not

Established: Bruno lectured in Paris in 1581–82 in the Henri III orbit. Not established: a royal decree adopting his cosmology, or that 1584 is this classroom. A 1581 itinerary without Paris would change the row. A contradictory 1581 itinerary without Paris would change the row.

Later competitions, monuments, translations, UNESCO listings, museums, and adaptations are not converted into extra lifetime acts.

If a number is not in the two records named above, it is not supplied here.

Confidence is stated on the impact path, not hidden in adjectives. Paris 1581 lectures are not De umbris as a book and not London 1583. Mixed effects of Bruno lectures in Paris in the orbit of Henri III are separate paths.

The attached driver is edu-[digital-learning-access](/drivers/edu-digital-learning-access). The welfare reading used in this dossier is improving. That reading is an impact-path choice, not a property stored on the Fact itself.

## People

- Giordano Bruno: https://factrail.ai/people/giordano-bruno

## Drivers

- Digital Learning Access: https://factrail.ai/drivers/edu-digital-learning-access

## Sources

- https://www.cambridge.org/core/books/cambridge-companion-to-giordano-bruno/
- https://data.bnf.fr/en/11894221/giordano_bruno/

## Methodology

https://factrail.ai/methodology

Canonical: https://factrail.ai/facts/br-paris-1581