# Gil Kalai

> Israeli mathematician and computer scientist

**Wikidata**: [Q92816](https://www.wikidata.org/wiki/Q92816)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gil_Kalai)  
**Source**: https://4ort.xyz/entity/gil-kalai

## Summary
Gil Kalai is an Israeli mathematician and computer scientist who has made significant contributions to combinatorics and discrete geometry. He is currently affiliated with Yale University and has been recognized as a Fellow of the American Mathematical Society since 2023.

## Biography
- Born: October 2, 1955 in Tel Aviv, Israel
- Nationality: Israel
- Education: Doctoral degree from Hebrew University of Jerusalem (advisor: Micha Perles)
- Known for: Contributions to combinatorics and discrete geometry
- Employer(s): Yale University, Hebrew University of Jerusalem
- Field(s): Mathematics, Computer Science

## Contributions
Gil Kalai has made substantial contributions to combinatorics and discrete geometry through his research on convexity and combinatorial theory. He has published numerous research papers that have advanced theoretical understanding in these fields. Kalai has served as doctoral advisor to several prominent mathematicians including Isabella Novik, Karim Adiprasito, Ehud Friedgut, Ron Adin, and others. His mathematical work has also been recognized through his expository writing and effective communication of complex mathematical concepts. In 1992, he received the Anna and Lajos Erdős Prize in Mathematics for his contributions to the field, and in 2023 was honored as a Fellow of the American Mathematical Society for his work in combinatorics, convexity, and mathematical exposition.

## FAQs
### Q: What is Gil Kalai's Erdős number?
A: Gil Kalai has an Erdős number of 2, indicating his mathematical connection through collaborative chains to the renowned mathematician Paul Erdős.

### Q: Which academic institutions has Gil Kalai been affiliated with?
A: Gil Kalai has been affiliated with both Hebrew University of Jerusalem (where he received his education) and Yale University (where he currently works). He is also a member of the Israel Academy of Sciences and Humanities and the American Mathematical Society.

### Q: Who were some of Gil Kalai's notable doctoral students?
A: Gil Kalai has supervised doctoral students who have become prominent mathematicians, including Isabella Novik, Karim Adiprasito, Ehud Friedgut, Ron Adin, Eyal Beigman, Romina Zigdon, Eran Nevo, Rom Pinchasi, Mordechai Moti Novick, and Nathan Keller.

### Q: Has Gil Kalai received any notable awards for his work?
A: Yes, Gil Kalai received the Anna and Lajos Erdős Prize in Mathematics in 1992 and was named a Fellow of the American Mathematical Society in 2023 for his contributions to combinatorics, convexity, and their applications, as well as his work in mathematical exposition.

### Q: What is Gil Kalai's area of expertise?
A: Gil Kalai specializes in combinatorics and discrete geometry, with particular focus on the theoretical aspects of these fields and their applications.

## Why They Matter
Gil Kalai's work has significantly advanced the fields of combinatorics and discrete geometry by creating new theoretical frameworks and connecting disparate mathematical concepts. His influence extends through his academic mentorship, as he has trained numerous mathematicians who now contribute to the field worldwide. Kalai's approach to mathematical exposition has also made complex topics more accessible to broader audiences. His recognition as a Fellow of the American Mathematical Society and membership in the Israel Academy of Sciences and Humanities demonstrates the high regard in which his contributions are held within the academic community.

## Notable For
- Erdős number of 2, placing him within a significant mathematical lineage
- Recipient of the Anna and Lajos Erdős Prize in Mathematics (1992)
- Named Fellow of the American Mathematical Society (2023)
- Served as doctoral advisor to numerous prominent mathematicians including Isabella Novik, Karim Adiprasito, and Ehud Friedgut
- Member of the Israel Academy of Sciences and Humanities and Academia Europaea

## Body
### Early Life and Education
Gil Kalai was born on October 2, 1955, in Tel Aviv, Israel. He received his education at Hebrew University of Jerusalem, where he also conducted his doctoral research under the supervision of Micha Perles. Kalai holds various identifiers in academic databases including ISNI 0000000110425887, VIAF ID 19856707, and GND ID 122009428.

### Academic Career and Affiliations
Kalai has been affiliated with both Hebrew University of Jerusalem and Yale University as an employer. He is a member of several prestigious academic organizations, including Academia Europaea (Mathematics section since 2015), Israel Academy of Sciences and Humanities, and American Mathematical Society (Fellow since 2022). He maintains a Twitter account (@GilKalai) with approximately 1,336 followers as of 2021.

### Research Focus and Contributions
Kalai's primary research areas include combinatorics and discrete geometry. His work has focused on theoretical aspects of these fields, with particular emphasis on convexity and combinatorial theory. He has contributed to the mathematical literature through numerous research papers and has mentored doctoral students who have become prominent mathematicians.

### Publications and Recognition
Kalai's work has been recognized through several awards and honors. He has authored works indexed in academic databases including zbMath (author ID: kalai.gil), MR Author ID 195990, and dblp author ID 52/6382. His research is documented across multiple language versions of Wikipedia, including English, German, Hebrew, and others.

### Academic Legacy
Kalai has supervised doctoral students including Isabella Novik, Karim Adiprasito, Ehud Friedgut, Ron Adin, Eyal Beigman, Romina Zigdon, Eran Nevo, Rom Pinchasi, Mordechai Moti Novick, and Nathan Keller, continuing to influence the field of mathematics through their contributions.

## References

1. [Source](http://mta.hu/koztestuleti_tagok?PersonId=10048581)
2. Virtual International Authority File
3. [Source](https://discreteanalysisjournal.com/editorial-board)
4. [Source](https://imudotorgdotil.wordpress.com/prizes/)
5. [Source](http://www.ams.org/fellows_by_year.cgi?year=2023)
6. [Source](http://www.ams.org/news?news_id=7121)
7. Mathematics Genealogy Project
8. International Standard Name Identifier
9. CiNii Research
10. [Source](https://www.ae-info.org/ae/User/Kalai_Gil)
11. [Source](https://link.springer.com/article/10.1007/s00454-020-00205-z)
12. Integrated Authority File
13. NUKAT
14. Freebase Data Dumps. 2013