Seong-Moo Yang is a Staff Research Physicist at Princeton Plasma Physics Laboratory (PPPL). SeongMoo has expertise in 3D field effects in tokamak plasma, including RMP, error field, NTV, and turbulent transport. SeongMoo is a collaborator of the KSTAR and DIII-D (General Atomics) fusion devices. SeongMoo started to work at PPPL in 2019 as an Associate Research Physicist and joined PPPL as a staff member in 2022.