Rog Hyeong is the Assistant Program Director of AC's Korean School, where he oversees curriculum development, research supervision, and academic program management. Before turning to theological education, he worked for many years as an analyst programmer, system architect, and project manager in the IT industry in both Australia and Korea.

Rog Hyeong is interested in research that examines the integration of a theology of the cross with Christian worship and daily life. His doctoral thesis at AC was on a contextualisation of the theology of the cross.

He is a member of the Association for Reformed Theological Studies in Korea.