# Henning Esser

> Dr. rer. nat. Rheinisch-Westfälische Technische Hochschule Aachen 1993

**Wikidata**: [Q102947863](https://www.wikidata.org/wiki/Q102947863)  
**Source**: https://4ort.xyz/entity/henning-esser

## Summary
Henning Esser is a German computer scientist documented as holding the academic degree Dr. rer. nat. from Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen in 1993. He is recorded in multiple academic authority files (GND, VIAF, BIBSYS, Mathematics Genealogy Project) and is listed with Hubertus Theodorus Jongen as his doctoral advisor.

## Biography
- Education: Dr. rer. nat., Rheinisch-Westfälische Technische Hochschule Aachen (RWTH Aachen), 1993
- Known for: Earning a doctorate (Dr. rer. nat.) from RWTH Aachen in 1993 and being identified as a computer scientist
- Field(s): Computer science
- Doctoral advisor: Hubertus Theodorus Jongen
- Identifiers: GND 143199544; VIAF 7237149108488868780009; BIBSYS 90316693; Mathematics Genealogy Project ID 234736
- Sex or gender: Male
- Instance of: Human

## Contributions
The available source material documents Henning Esser primarily through his academic credential and authority records rather than a catalog of publications or projects. His concrete, verifiable contribution is the completion of a doctoral degree (Dr. rer. nat.) at RWTH Aachen in 1993 under the supervision of Hubertus Theodorus Jongen. That doctoral qualification signifies original research at the doctoral level in the natural sciences or computing disciplines, contributing to the scholarly record associated with RWTH Aachen. Esser is indexed in multiple bibliographic and authority databases — including the German National Library (GND 143199544), VIAF (7237149108488868780009), BIBSYS (90316693), and the Mathematics Genealogy Project (ID 234736) — which preserves his academic identity and makes his authorship and academic lineage discoverable. The provided sources do not list specific papers, patents, products, companies, or open-source projects attributable to him.

## FAQs
### Q: Who is Henning Esser?
A: Henning Esser is a computer scientist who earned a Dr. rer. nat. degree from RWTH Aachen in 1993 and is recorded in multiple academic authority files.

### Q: When and where did Henning Esser receive his doctorate?
A: He received the Dr. rer. nat. degree from Rheinisch-Westfälische Technische Hochschule Aachen (RWTH Aachen) in 1993.

### Q: Who supervised Henning Esser's doctoral work?
A: His doctoral advisor was Hubertus Theodorus Jongen.

## Why They Matter
Henning Esser’s recorded significance lies in his formal contribution to the academic record through completion of a doctoral degree at a major technical university (RWTH Aachen) and his traceability across international scholarly authority systems. A doctoral degree represents the production of original research and entry into the community of scholars; Esser’s 1993 Dr. rer. nat. formally places him within that community. The presence of persistent identifiers (GND, VIAF, BIBSYS, Mathematics Genealogy Project) ensures that his academic identity and lineage are preserved, enabling other researchers, librarians, and institutions to locate and disambiguate his work. His listing in the Mathematics Genealogy Project also situates him within an academic advisor–advisee lineage, making his role in knowledge transmission (as both mentee and potential mentor) discoverable. While specific publications or projects are not provided in the source material, the documented credentials and authority entries ensure that any future attribution of research, publications, or contributions can be reliably connected to his recorded scholarly identity.

## Notable For
- Holding the academic degree Dr. rer. nat. from RWTH Aachen, awarded in 1993.
- Being formally identified as a computer scientist in the provided authority records.
- Doctoral supervision by Hubertus Theodorus Jongen.
- Presence in major scholarly authority databases: GND (143199544), VIAF (7237149108488868780009), BIBSYS (90316693).
- Listing in the Mathematics Genealogy Project (ID 234736), documenting academic lineage.

## Body
### Academic qualification
- 1993: Awarded Dr. rer. nat. (doctoral degree) by Rheinisch-Westfälische Technische Hochschule Aachen (RWTH Aachen).
- Doctoral advisor: Hubertus Theodorus Jongen.

### Professional identity
- Occupation recorded as: computer scientist.
- Sex/gender recorded as: male.
- Instance type: human.

### Authority and bibliographic records
- GND identifier: 143199544.
- VIAF identifier: 7237149108488868780009 (reference metadata present in source).
- BIBSYS identifier: 90316693.
- Mathematics Genealogy Project ID: 234736.

### Scholarly traceability and research record
- The source material documents Esser’s academic credential and identifiers but does not provide titles of dissertations, publication lists, patent records, employer affiliations, or detailed descriptions of research topics.
- For locating his publications or dissertation, the provided identifiers (GND, VIAF, BIBSYS, MathGenealogy ID) are the authoritative entry points to library catalogs and academic databases.

## References

1. Mathematics Genealogy Project
2. Virtual International Authority File