# André Leon Tits

> Ph.D. University of California, Berkeley 1980

**Wikidata**: [Q102272858](https://www.wikidata.org/wiki/Q102272858)  
**Source**: https://4ort.xyz/entity/andre-leon-tits

## Summary
André Leon Tits is a Belgian computer scientist and university teacher born in 1951, best known for earning his Ph.D. from the University of California, Berkeley in 1980 under the supervision of Elijah Polak. He has spent his career as a faculty member at the University of Maryland, where he has supervised numerous doctoral students and contributed significantly to the fields of optimization and computational mathematics.

## Biography
- **Born**: April 13, 1951, in Verviers, Belgium
- **Nationality**: Belgium
- **Education**: University of Liège; University of California, Berkeley (Ph.D., 1980)
- **Known for**: Doctoral research in optimization and computation under Elijah Polak; long-standing academic tenure at the University of Maryland
- **Employer(s)**: University of Maryland (since 1981)
- **Field(s)**: Computer Science, Mathematics, Optimization

## Contributions
André Leon Tits has made significant contributions to the academic and research communities through his work in optimization and computational theory.
- **Doctoral Research**: Completed his Ph.D. at the University of California, Berkeley in 1980, focusing on theoretical foundations under advisor Elijah Polak.
- **Academic Supervision**: Mentored a large cohort of doctoral students, including Nam-Kiu Tsing, Simon Peter Schurr, Lahcen Saydy, Michael Ko-Hui Fan, Jian Zhou, Chou Yung-shan, Craig Travers Lawrence, Yaguang Yang, Li Lee, Luke Winternitz, Meiyun Y He, Graham West Alldredge, and Ming Tse Paul Laiu.
- **Academic Leadership**: Served as a university teacher and researcher at the University of Maryland starting in 1981, contributing to the institution's engineering and computer science departments.
- **Scholarly Presence**: Maintains a comprehensive curriculum vitae and professional profile accessible via the University of Maryland's engineering website, documenting his extensive work in the field.

## FAQs
**Where did André Leon Tits receive his education?**
He attended the University of Liège and later earned his Ph.D. from the University of California, Berkeley in 1980. His doctoral studies were conducted under the guidance of Elijah Polak.

**What is André Leon Tits's primary professional affiliation?**
Since 1981, he has been employed by the University of Maryland, where he works as a computer scientist and university teacher. His professional profile and CV are hosted on the university's engineering department website.

**Who has André Leon Tits supervised as a doctoral student?**
He has supervised over a dozen doctoral candidates, including notable students such as Nam-Kiu Tsing, Simon Peter Schurr, and Yaguang Yang, among others.

**What is the nationality and birthplace of André Leon Tits?**
He was born in Verviers, Belgium, and holds Belgian citizenship.

## Why They Matter
André Leon Tits matters because he represents a critical link in the chain of academic knowledge transfer within computer science and optimization. By earning his doctorate from a premier institution like UC Berkeley and subsequently dedicating decades to teaching and research at the University of Maryland, he has helped shape the next generation of experts in the field. His supervision of a large number of doctoral students has directly expanded the workforce of researchers capable of tackling complex computational problems. His work supports the theoretical underpinnings that allow for advancements in algorithms and systems, ensuring that the field continues to evolve with rigorous mathematical and computational standards.

## Notable For
- **Ph.D. Completion**: Earning a doctorate from the University of California, Berkeley in 1980.
- **Academic Lineage**: Serving as a doctoral advisor to Elijah Polak's academic lineage and supervising over a dozen Ph.D. students.
- **Long-term Tenure**: Maintaining a continuous academic career at the University of Maryland since 1981.
- **International Background**: Being a Belgian national who achieved significant academic milestones in the United States.
- **Interdisciplinary Recognition**: Being identified in academic databases such as Scopus, zbMath, and the Mathematics Genealogy Project.

## Body

### Early Life and Education
André Leon Tits was born on April 13, 1951, in Verviers, Belgium. He is a male citizen of Belgium. His academic journey began in his home country, where he studied at the University of Liège. He later moved to the United States to pursue advanced studies, enrolling at the University of California, Berkeley. In 1980, he successfully defended his dissertation and was awarded a Ph.D. from Berkeley. His doctoral advisor was Elijah Polak, a prominent figure in the field.

### Academic Career and Employment
Following his graduation, Tits joined the faculty at the University of Maryland. His employment there began in 1981 and has continued for decades. He serves as both a computer scientist and a university teacher within the institution. His professional profile is maintained on the University of Maryland's engineering website, which hosts his curriculum vitae. This long-standing affiliation highlights his stability and continued contribution to the academic community.

### Research and Supervision
A significant portion of Tits's career has been dedicated to mentoring the next generation of researchers. He has supervised a wide array of doctoral students, demonstrating a strong commitment to academic training. His list of doctoral advisees includes Nam-Kiu Tsing, Simon Peter Schurr, Lahcen Saydy, Michael Ko-Hui Fan, Jian Zhou, Chou Yung-shan, Craig Travers Lawrence, Yaguang Yang, Li Lee, Luke Winternitz, Meiyun Y He, Graham West Alldredge, and Ming Tse Paul Laiu. This extensive list underscores his role as a key educator in the field of computer science and optimization.

### Professional Identity and Classification
Tits is classified as a computer scientist, a profession that involves the study and practice of computer science, specifically focusing on the theoretical foundations of information and computation. This role is a subclass of scientist, technology specialist, systems analyst, and computer expert. His work falls under the International Standard Classification of Occupations (ISCO-08) code 2511 and the Dewey Decimal Classification 004.092. He is distinct from a computational scientist, as his focus remains on the theoretical aspects of computing rather than just the application of computational methods to other disciplines.

### Digital Footprint and Authority Records
André Leon Tits is well-documented in various academic and library authority databases. He holds an ISNI of 0000000029755707 and a VIAF ID of 70544799. His Library of Congress Authority ID is n90000112. In the academic publishing sphere, he is identified by a Scopus Author ID (7005773231), a zbMath Author ID (tits.andre-l), an MR Author ID (172870), and an ACM Digital Library Author ID (81100440803). He is also listed in the IEEE Xplore database with author ID 37347475400. His Mathematics Genealogy Project ID is 106166, and his Prabook ID is 766392. These identifiers confirm his standing as a recognized scholar in the global research community.

### Personal Details and Family
His given names are André and Leon. His family name is Tits. He is male. While specific details about his family life are not provided in the source material, his professional identity is firmly established through his academic achievements and institutional affiliations.

### Legacy and Influence
Through his work at the University of Maryland and his extensive supervision of doctoral students, André Leon Tits has contributed to the theoretical foundations of computer science. His career exemplifies the path of a dedicated academic who bridges the gap between theoretical research and educational mentorship. By training numerous Ph.D. candidates, he has ensured the propagation of knowledge in optimization and computational theory. His presence in major academic databases and his long tenure at a major research university solidify his legacy as a significant figure in the field.

## References

1. [Source](https://user.eng.umd.edu/~andre/)
2. [Source](https://user.eng.umd.edu/~andre/CV.pdf)
3. Mathematics Genealogy Project