Professor Sifeng Liu, President of the International Association of Grey Systems and Uncertainty Analysis and Editor of “Grey Systems - Theory and Application”, received the "Global Excellence Award" from the Grey Systems Society of Pakistan (GSSP). The award was presented to recognize and acknowledge Professor Liu’s outstanding contributions in leading and promoting research and development in the fields of grey systems and uncertainty analysis. On July 17, 2023, Dr. Saad Ahmed Javed, President of the GSSP, and Dr. Muhammad Nawaz, Vice President of the GSSP, presented the medal to Professor Sifeng Liu.