# ExaGraph Team

**Mahantesh Halappanavar** is the lead PI of the ExaGraph co-design center. He is a Senior Research Scientist in the Advanced Computing, Mathematics, and Data Division at the Pacific Northwest National Laboratory. He is a member of the Data Sciences Group and leads the Data Analytics team. His research interests broadly include parallel graph algorithms, data intensive computing, scientific computing, high-performance computing, and machine learning.

**Aydin Buluc** is a Staff Scientist at the Lawrence Berkeley National Lab and a Adjunct Assistant Professor of Electrical Engineering and Computer Sciences at UC Berkeley. His research focuses on high-performance graph analysis and libraries, parallel sparse matrix computations, communication-avoiding algorithms, with applications in computational genomics and machine learning.

**Alex Pothen **is a Professor of Computer Science at Purdue University. His research focuses on combinatorial scientific computing, parallel graph algorithms, and applications in bioinformatics and computational biology.

**Erik Boman** is a scientist at Sandia National Labs. He works in the Scalable Algorithms group in the Center for Computing Research. His research areas include high-performance computing, combinatorial scientific computing, sparse matrix computations and numerical linear algebra. He serves on the editorial board of several journals, including SIAM J. Sci. Comp. and ACM TOMS.

**Ariful Azad **is an Assistant Professor of Intelligent Systems Engineering at Indiana University, Bloomington. His research focuses on parallel graph algorithms, sparse matrix computations, high-performance computing and applications in computational biology and scientific computing.

**Siva Rajamanickam **is a scientist at Sandia National Labs. He works in the Scalable Algorithms group in the Center for Computing Research. His research areas include high-performance computing, combinatorial scientific computing, sparse matrix computations and machine learning.

**Antonino Tumeo **is a Senior Research Scientist in the High Performance Computing Group at Pacific Northwest National Laboratory. His research interests are modeling and simulation of high performance architectures, hardware-software codesign, FPGA prototyping and GPGPU computing, with a focus on irregular workloads.

**Arif Khan **is a Scientist at Pacific Northwest National Laboratory. His research interest includes graph algorithm, high performance computing, approximation algorithm along with their applications in bioinformatics, scientific computing and machine learning.

**Oguz Selvitopi **is a Research Scientist in the Performance and Algorithms group of Computer Science Department at Lawrence Berkeley National Laboratory, where he was previously a Postdoctoral Research Fellow. His research interests are high performance computing, parallel sparse matrix computations, combinatorial scientific computing, and bioinformatics.

**Sayan Ghosh **is a Computer Scientist in the Data Sciences group at the Pacific Northwest National Laboratory (PNNL) in Richland, WA. His research interests are broadly in the application of parallel programming models for building scalable codes on supercomputers.

**Seher Acer**** **is a Postdoctoral Fellow at Sandia National Laboratories at Albuquerque, NM. She is an expert on high-performance computing, parallel programming, combinatorial scientific computing, big data analytics, and data mining.

**Marco Minutoli**** **is a Scientist in the High Performance Computing group at PNNL. My research is focused on the design and analysis of data structures and graph algorithms for high performance and big data applications.