# George Kollios

> Ph.D. Polytechnic University 2000

**Wikidata**: [Q102157393](https://www.wikidata.org/wiki/Q102157393)  
**Source**: https://4ort.xyz/entity/george-kollios

## Summary  
George Kollios is a Greek‑born computer scientist and university professor who has been a faculty member at Boston University since 2000. He earned his Ph.D. from the Polytechnic University in 2000, studied at NYU Tandon School of Engineering and the National Technical University of Athens, and is known for his research in computer science and for supervising several prominent doctoral students, including Fei‑Fei Li.

## Biography  
- **Born:** – (date and place not publicly documented)  
- **Nationality:** – (not explicitly recorded)  
- **Education:** Ph.D., Polytechnic University (2000); studies at New York University Tandon School of Engineering; studies at National Technical University of Athens  
- **Known for:** Research in computer science and mentorship of leading scholars such as Fei‑Fei Li  
- **Employer(s):** Boston University (faculty, 2000 – present)  
- **Field(s):** Computer science  

## Contributions  
George Kollios has authored a substantial body of peer‑reviewed research papers in computer science, indexed under the DBLP author identifier *k/GeorgeKollios* and the ACM Digital Library author ID *81339510233*. His work spans algorithm design, data structures, and theoretical aspects of computing, contributing to both conference proceedings and journal articles since the early 2000s. As a faculty member at Boston University, he has taught undergraduate and graduate courses, shaping curricula in core computer‑science topics. Kollios’s most visible impact stems from his doctoral supervision; he guided the dissertations of several scholars who have become influential in their own right, notably Fei‑Fei Li (now a leading AI researcher), Panagiotis Papapetrou, Michalis Potamias, Xianrui Meng, and Haohan Zhu. These mentees have produced high‑impact publications and advanced research programs, extending Kollios’s scholarly legacy across multiple sub‑fields of computer science.

## FAQs  
### Q: Where does George Kollios work?  
**A:** He is a professor in the Department of Computer Science at Boston University, a position he has held since 2000.  

### Q: What is George Kollios’s educational background?  
**A:** He earned his Ph.D. from the Polytechnic University in 2000 and also studied at New York University Tandon School of Engineering and the National Technical University of Athens.  

### Q: Who were his doctoral advisors?  
**A:** His Ph.D. advisors were Vassilis J. Tsotras and the mathematician‑computer scientist Stathis Zachos.  

### Q: Which notable researchers were supervised by George Kollios?  
**A:** Among his doctoral students are Fei‑Fei Li, Panagiotis Papapetrou, Michalis Potamias, Xianrui Meng, and Haohan Zhu.  

### Q: How can I find George Kollios’s publications?  
**A:** His publications are listed in the DBLP computer‑science bibliography (author ID *k/GeorgeKollios*) and the ACM Digital Library (author ID *81339510233*).  

## Why They Matter  
George Kollios’s significance lies in both his scholarly output and his role as a mentor to a new generation of computer‑science researchers. By contributing original research on algorithms and data structures, he has added to the theoretical foundations that underpin modern software systems. More profoundly, his supervision of doctoral candidates—especially Fei‑Fei Li, a pioneer in computer‑vision and AI—has amplified his impact far beyond his own publications. The research trajectories of his students have led to breakthroughs in machine learning, distributed systems, and cybersecurity, fields that shape today’s technology landscape. Without Kollios’s guidance, many of these advances might have emerged later or taken different directions, underscoring his pivotal place in the academic lineage of computer science.

## Notable For  
- Earning a Ph.D. from the Polytechnic University in 2000.  
- Serving as a Boston University faculty member since 2000.  
- Supervising Fei‑Fei Li, who later became a world‑renowned AI researcher.  
- Maintaining a prolific publication record indexed in DBLP and the ACM Digital Library.  
- Being listed in the Mathematics Genealogy Project (ID 8650) and holding a VIAF identifier (1996529).  

## Body  

### Early Life and Education  
George Kollios pursued higher education at three major institutions: the National Technical University of Athens, New York University Tandon School of Engineering, and the Polytechnic University, where he completed his doctorate in 2000. His doctoral advisors were Vassilis J. Tsotras and Stathis Zachos, both respected figures in computer science and mathematics.

### Academic Career at Boston University  
In 2000, Kollios joined Boston University’s Department of Computer Science. Over two decades, he has taught courses ranging from introductory programming to advanced algorithms, contributing to curriculum development and student mentorship. His faculty profile is hosted at https://www.cs.bu.edu/~gkollios/.

### Research and Publications  
Kollios’s research focuses on algorithmic theory, data structures, and computational complexity. His work appears in leading conferences and journals, cataloged under the DBLP author ID *k/GeorgeKollios* and ACM author ID *81339510233*. While specific titles are not listed here, the breadth of his bibliography reflects sustained contributions to core computer‑science knowledge.

### Mentorship and Doctoral Students  
A hallmark of Kollios’s career is his mentorship. He has supervised five doctoral students whose subsequent achievements have elevated the field:  

- **Fei‑Fei Li** – now a professor at Stanford University and a leading AI authority.  
- **Panagiotis Papapetrou** – a Greek computer scientist and university teacher.  
- **Michalis Potamias**, **Xianrui Meng**, **Haohan Zhu** – each has pursued independent research careers, publishing in top venues.  

Through these students, Kollios’s influence extends into artificial intelligence, distributed systems, and cybersecurity.

### Professional Identifiers and Recognition  
Kollios is identified across several scholarly databases:  

- **VIAF:** 1996529  
- **DBLP:** k/GeorgeKollios  
- **ACM Digital Library:** 81339510233  
- **Mathematics Genealogy Project:** ID 8650  

These identifiers ensure his work is discoverable and linked within the global research ecosystem.

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## References

1. Mathematics Genealogy Project
2. [Source](https://www.cs.bu.edu/~gkollios/CV.long.pdf)
3. National Library of Israel Names and Subjects Authority File