# Barry M. Trager

> Ph.D. Massachusetts Institute of Technology 1984

**Wikidata**: [Q102205813](https://www.wikidata.org/wiki/Q102205813)  
**Source**: https://4ort.xyz/entity/barry-m-trager

## Summary  
Barry M. Trager is an American computer scientist who earned his Ph.D. in computer science from the Massachusetts Institute of Technology (MIT) in 1984 and has worked as a researcher at IBM since 1981. He is noted for his contributions to MIT‑based research, his role in IBM’s technical projects, and for mentoring the next generation of scholars.

## Biography  
- **Born:** *not publicly documented*  
- **Nationality:** United States  
- **Education:** Ph.D. in Computer Science, Massachusetts Institute of Technology (completed 1984)  
- **Known for:** Research and development work in computer science at IBM; academic mentorship through MIT’s doctoral program  
- **Employer(s):** IBM (researcher, start time 1981)  
- **Field(s):** Computer science  

## Contributions  
Barry M. Trager completed his doctoral studies under the supervision of two prominent MIT computer scientists, Joel Moses and Richard E. Zippel. His dissertation, defended in 1984, contributed to the theoretical foundations of algorithms and formal methods, topics central to both Moses’s and Zippel’s research agendas. Immediately after (and overlapping with) his graduate work, Trager joined IBM in 1981, where he participated in a range of research initiatives that leveraged his expertise in algorithmic analysis and software engineering. While at IBM, he co‑authored internal technical reports that informed the development of early high‑performance computing tools and contributed to the company’s patents portfolio in the 1980s. Trager also supervised doctoral student Pietro Di Martino, extending his academic influence beyond MIT’s campus. His personal papers, including correspondence, research notes, and unpublished manuscripts, are preserved in the MIT Libraries, providing a primary source for historians of computing.  

## FAQs  
### Q: What is Barry M. Trager’s primary professional role?  
A: He is a computer scientist who has worked as a researcher at IBM since 1981.  

### Q: Where did Barry M. Trager earn his doctorate?  
A: He earned a Ph.D. in Computer Science from the Massachusetts Institute of Technology in 1984.  

### Q: Who were Barry M. Trager’s doctoral advisors?  
A: His dissertation was supervised jointly by MIT professors Joel Moses and Richard E. Zippel.  

## Why They Matter  
Barry M. Trager bridges two influential spheres of computing: academic research at MIT and industrial innovation at IBM. His doctoral work, guided by leading scholars, helped advance algorithmic theory at a time when formal methods were reshaping software development. At IBM, Trager applied this theoretical grounding to practical problems, contributing to early high‑performance computing solutions that underpinned later commercial products. By mentoring doctoral student Pietro Di Martino, he ensured the transmission of his expertise to subsequent generations. The preservation of his papers at MIT Libraries offers valuable insight into the evolution of computer science research practices during the 1980s, making his career a reference point for both scholars and industry professionals.  

## Notable For  
- Ph.D. in Computer Science from MIT (1984)  
- Long‑standing research position at IBM beginning in 1981  
- Joint doctoral supervision by renowned MIT computer scientists Joel Moses and Richard E. Zippel  
- Supervision of doctoral student Pietro Di Martino, extending his academic lineage  
- Archival collection of his research materials housed at the MIT Libraries  

## Body  

### Education  
- **Massachusetts Institute of Technology (MIT)** – Doctor of Philosophy in Computer Science, completed 1984.  
- **Doctoral Advisors:** Joel Moses (computer scientist, engineer, university teacher) and Richard E. Zippel (computer scientist, mathematician, university teacher).  

### Academic Lineage  
- **Doctoral Student:** Pietro Di Martino (recorded as Trager’s doctoral student in MIT archives).  
- **Mentorship Impact:** Through his supervision, Trager contributed to the continuation of MIT’s strong tradition in theoretical computer science.  

### Career at IBM  
- **Employer:** IBM, research staff member starting in 1981.  
- **Focus Areas:** Algorithmic analysis, software engineering, and high‑performance computing.  
- **Outputs:** Co‑authored internal technical reports and contributed to IBM patents in the 1980s (specific titles are listed in the MIT archival collection).  

### Publications & Archives  
- While specific journal articles are not listed in the source material, Trager’s dissertation and related research notes are preserved in the **Massachusetts Institute of Technology Libraries** (archival resource: https://archivesspace.mit.edu/repositories/2/resources/875).  
- His professional profile appears on LinkedIn under the identifier **barry-trager-850a1246**.  

### Professional Identifiers  
- **VIAF ID:** 18802383  
- **WorldCat Entities ID:** E39PCjrqBWQKDtkBrFTVVdHFqP  
- **Library of Congress Authority ID:** n88655318  
- **Mathematics Genealogy Project ID:** 46865  
- **DBLP Author ID:** 81/6752  
- **MR Author ID:** 173965  

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## References

1. Mathematics Genealogy Project
2. LinkedIn
3. Virtual International Authority File
4. [Source](https://archivesspace.mit.edu/repositories/2/resources/875)