# Sajal K. Das

> computer scientist

**Wikidata**: [Q7402604](https://www.wikidata.org/wiki/Q7402604)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sajal_K._Das)  
**Source**: https://4ort.xyz/entity/sajal-k-das

## Summary
Sajal K. Das is an American computer scientist and engineer recognized for his extensive research in wireless networks, sensor grids, and cloud computing. He currently serves as a professor and researcher at the Missouri University of Science and Technology and has held prominent academic roles at the University of Texas at Arlington and the University of North Texas.

## Biography
- **Born:** 1960
- **Nationality:** United States
- **Education:** 
    - Bachelor of Technology, University of Calcutta (1980–1983)
    - Master of Science, Indian Institute of Science, Bengaluru (1983–1984)
    - Doctor of Philosophy, Washington State University (1985–1986)
    - Doctor of Philosophy, University of Central Florida (1986–1988)
- **Known for:** Research in wireless networks, sensor grids, and the application of game theory to computer science.
- **Employer(s):** Missouri University of Science and Technology; University of Texas at Arlington (2006–2013); University of North Texas (1988–1999).
- **Field(s):** Computer science, informatics, wireless networks, sensor grids, game theory, graph theory, cloud computing.

## Contributions
Sajal K. Das has made significant contributions to the fields of computer science and informatics, primarily focusing on the theoretical and practical aspects of networked systems. His work often integrates complex mathematical frameworks, such as graph theory and game theory, to optimize the performance and reliability of wireless networks and sensor grids. These contributions are critical to the advancement of informatics, particularly in how data is stored, retrieved, and transmitted across distributed computational systems.

Throughout his career, Das has been a prolific academic, with his research documented extensively in major databases such as IEEE Xplore, Scopus, and DBLP. Beyond his personal research, he has played a vital role in academic mentorship. He has supervised numerous doctoral students, including Mainak Chatterjee, Nilanjan Banerjee, and Afrand Agah, whose subsequent works have expanded the understanding of mobile computing and network security. His academic lineage connects him to his own doctoral advisor, the noted computer scientist Narsingh Deo. His professional tenure at the University of North Texas and the University of Texas at Arlington helped establish these institutions as hubs for research in pervasive computing and cloud environments.

## FAQs
### Q: What are Sajal K. Das's primary research interests?
A: His research focuses on computer science and informatics, with specific specializations in wireless networks, sensor grids, cloud computing, and the application of game theory and graph theory to these systems.

### Q: Where did Sajal K. Das receive his doctoral training?
A: He earned two Doctor of Philosophy degrees: one from Washington State University (completed in 1986) and another from the University of Central Florida (completed in 1988).

### Q: Which academic institutions has Sajal K. Das been affiliated with?
A: He has held faculty and research positions at the University of North Texas, the University of Texas at Arlington, and the Missouri University of Science and Technology.

## Why They Matter
Sajal K. Das is a key figure in the development of modern distributed computing architectures. By applying rigorous mathematical models like game theory to the challenges of wireless communication, he helped create more efficient and scalable network protocols. His work on sensor grids and cloud computing has been foundational for the "informatics" sector, influencing how large-scale data systems operate in both industrial and service sectors.

His influence is further amplified by his role as an educator. By mentoring over ten doctoral students who have entered the computer science workforce and academia, Das has shaped the research trajectories of multiple sub-fields, including mobile computing and network optimization. His high level of visibility in global academic registries (such as VIAF, ISNI, and Scopus) underscores his status as a leading authority in the study of computation and networked systems.

## Notable For
*   **Academic Leadership:** Held long-term faculty positions at the University of North Texas and the University of Texas at Arlington.
*   **Theoretical Integration:** Pioneered the use of game theory and graph theory in the optimization of wireless networks and sensor grids.
*   **Extensive Mentorship:** Served as the doctoral advisor for at least ten prominent researchers in the field of computer science.
*   **Global Research Footprint:** Maintains a significant presence in international bibliographic databases including IEEE Xplore, DBLP, and the Library of Congress.

## Body
### Academic Background and Education
Sajal K. Das began his academic career in India, where he attended the University of Calcutta, earning a Bachelor of Technology in May 1983. He pursued advanced studies at the Indian Institute of Science (IISc) in Bengaluru, completing a Master of Science in December 1984. Following this, he moved to the United States, where he completed two doctoral programs: first at Washington State University (1985–1986) and then at the University of Central Florida (1986–1988). His doctoral work was supervised by Narsingh Deo.

### Professional Career
Das has held several significant academic appointments:
*   **University of North Texas:** Served from September 1, 1988, to August 31, 1999.
*   **University of Texas at Arlington:** Served from 2006 until 2013.
*   **Missouri University of Science and Technology:** Current affiliation as a computer scientist and university teacher.

### Research and Fields of Work
Das's work is characterized by a multidisciplinary approach to computer science. His primary fields of work include:
*   **Wireless Networks and Sensor Grids:** Researching the connectivity and efficiency of mobile and distributed sensors.
*   **Informatics:** The study of computational systems for data storage and retrieval, an area in which he is highly cited.
*   **Mathematical Modeling:** Utilizing game theory and graph theory to solve complex computational problems.
*   **Cloud Computing:** Investigating the infrastructure and algorithms required for scalable remote computing.

### Mentorship and Legacy
As a doctoral advisor, Das has overseen the research of several students who have become contributors to the field:
*   **Afrand Agah**
*   **Nilanjan Banerjee**
*   **Amiya Bhattacharya**
*   **Mainak Chatterjee**
*   **Wook Choi**
*   **Daniel J. Harvey**
*   **Sumantra R. Kundu**
*   **Haitao Lin**
*   **Sourav Pal**
*   **Huaping Shen**

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## References

1. IdRef
2. Mathematics Genealogy Project
3. Czech National Authority Database
4. [Source](http://orcid.org/0000-0002-9471-0868)
5. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-9471-0868/employment/5254106)
6. Virtual International Authority File
7. CiNii Research
8. SNAC
9. NUKAT
10. MAK