Gokcen Kestor is a senior research scientist in the high performance computing group at Pacific Northwest National Laboratory. Her research solves computer science challenges in HPC software, such as scalability, programmability, performance portability and energy efficiency. Her research is in HPC system software mainly focuses on providing performance and energy efficiency on advanced HPC systems through runtime and compiler optimizations. She has expertise in programming models, emerging architectures, compiler, runtime systems and power/performance modeling. She is active in the HPC research community as program committee member of top-tier HPC conferences and served an organizer of the Women in High Performance Computing workshops. She earned a master’s degree and a doctorate in computer science from the Universitat Politècnica de Catalunya in Spain.