Nathan Russell Tallent

E-mail: tallent at pnnl dot gov
Office: CSF 1720
Telephone: 509.372.4206
Home Page:
(google scholar)
Postal Address: Pacific Northwest National Laboratory
PO Box 999
MSIN: J4-30
Richland WA 99352
Delivery Address: Pacific Northwest National Laboratory
902 Battelle Blvd
Richland, WA 99354

Nathan Tallent is a computer scientist and lead for the Scalable Computing & Data team in the High Performance Computing Group within the Advanced Computing, Mathematics, and Data Division.

His research is in the areas of performance analysis, parallelism, scalable and distributed architectures, and data-intensive analytics. In particular, he has worked on analysis and acceleration of large-scale applications and scientific workflows, with attention to data flow between storage, network, and memory; parallel program performance measurement and analysis; and performance modeling and model generation.

He has led development of the following research software prototypes:

He was an original developer of HPCToolkit, a widely used suite of performance tools on supercomputers. He also contributed to OpenAD, a tool for automatic differentiation (AD) of numerical computer programs.