# Jean-Claude Royer

> Ph.D. Université Bordeaux 1 1989

**Wikidata**: [Q103354063](https://www.wikidata.org/wiki/Q103354063)  
**Source**: https://4ort.xyz/entity/jean-claude-royer

## Summary
Jean-Claude Royer is a French computer scientist who earned his Ph.D. from Université Bordeaux 1 in 1989 under the supervision of Bruno Courcelle. His work contributes to the fields of theoretical computer science and programming languages.

## Biography
- Born: 1958
- Nationality: France
- Education: Ph.D. Université Bordeaux 1 (1989)
- Doctoral advisor: Bruno Courcelle
- Field(s): Computer science

## Contributions
Jean-Claude Royer completed his doctoral studies at Université Bordeaux 1, a major French university that operated from 1971 until its merger in 2014. His research, conducted under the guidance of renowned mathematician and computer scientist Bruno Courcelle, focused on theoretical computer science. While specific details of his dissertation and subsequent research publications are not provided in the available source material, his completion of a Ph.D. in 1989 places him among the generation of computer scientists who helped establish foundational concepts in programming languages and formal methods during the late 1980s. His work likely contributed to the theoretical underpinnings of computer science, given his advisor's expertise in graph theory and its applications to computer science.

## FAQs
### Q: When did Jean-Claude Royer complete his Ph.D.?
A: Jean-Claude Royer completed his Ph.D. at Université Bordeaux 1 in 1989.

### Q: Who was Jean-Claude Royer's doctoral advisor?
A: His doctoral advisor was Bruno Courcelle, a French mathematician and computer scientist.

### Q: Where did Jean-Claude Royer study?
A: He studied at Université Bordeaux 1 in France, where he earned his Ph.D.

## Why They Matter
Jean-Claude Royer represents an important generation of European computer scientists who pursued advanced research in theoretical computer science during the 1980s. His work at Université Bordeaux 1, under the supervision of Bruno Courcelle—a leading figure in graph theory and its applications to computer science—contributed to the academic tradition that bridges mathematics and computer science. While specific details of his research contributions are not available in the provided sources, his completion of doctoral studies during this period places him among researchers who helped establish formal methods and theoretical foundations that continue to influence modern computer science education and research. His presence in academic databases and bibliographic systems indicates ongoing recognition of his scholarly contributions.

## Notable For
- Ph.D. completion at Université Bordeaux 1 in 1989
- Doctoral studies supervised by Bruno Courcelle
- Active presence in academic bibliographic databases (DBLP, Mathematics Genealogy Project)
- ISNI identifier: 0000000000420137

## Body
### Academic Background
Jean-Claude Royer pursued his doctoral studies at Université Bordeaux 1, one of the major universities in the Bordeaux region of France. The institution, founded in 1971, was known for its strong programs in science and technology until its merger in 2014. Royer's time at the university culminated in 1989 with the completion of his Ph.D., positioning him within the academic community during an important period of development in computer science theory.

### Professional Identity
As a computer scientist, Royer's work falls within the broader context of theoretical computer science research. His connection to Bruno Courcelle, who is known for contributions to graph theory and its applications to computer science, suggests that Royer's research may have involved formal methods or theoretical aspects of programming languages. The completion of a Ph.D. under such supervision indicates engagement with fundamental questions in computer science.

### Academic Recognition
Royer maintains an active presence in academic databases, including the DBLP computer science bibliography and the Mathematics Genealogy Project. These listings confirm his place within the academic genealogy of computer science, with identifier 261553 in the Mathematics Genealogy Project. His work is also cataloged in national library systems, including the Bibliothèque nationale de France.

## References

1. IdRef
2. Mathematics Genealogy Project
3. BnF authorities