W.M. To is a Professor of Management in the Faculty of Business at Macao Polytechnic University. He received his PhD from Imperial College London. He has published 1 book and over 230 articles in peer-reviewed journals and conference proceedings, which include 96 SCIE and SSCI journal articles. Many articles have appeared in top SCIE and SSCI journals, with one article about green purchase behavior being acknowledged an ESI highly-cited paper. Several of his works have been selected as feature articles and have been the most frequently read articles in journals. His research interests include environmental science, technology and management, energy analysis, total quality management, and service science, among others. The number of citations is more than 10,000, leading to an h-index of 45 in accordance with Google Scholar (see http://scholar.google.com/citations?user=J_JdFfkAAAAJ&hl=en). Currently, Prof. To serves as an expert of the Ministry of Science and Technology of the People's Republic of China (中华人民共和国科学技术部 - 国家科技专家). He has been included in the list of the top 2% of scientists in the world based on citation impact from 2020 to 2026 for seven consecutive years (for single-year citations in 2019, 2020, 2021, 2022, 2023, 2024, and 2025), as well as for his career-long impact from 2023 to 2026 for four consecutive years (up to end of 2022, 2023, 2024, and 2025), respectively.
W.M. To is a Professor of Management in the Faculty of Business at Macao Polytechnic University. He received his PhD from Imperial College London. He has published 1 book and over 230 articles in peer-reviewed journals and conference proceedings, which include 96 SCIE and SSCI journal articles. Many articles have appeared in top SCIE and SSCI journals, with one article about green purchase behavior being acknowledged an ESI highly-cited paper. Several of his works have been selected as feature articles and have been the most frequently read articles in journals. His research interests include environmental science, technology and management, energy analysis, total quality management, and service science, among others. The number of citations is more than 10,000, leading to an h-index of 45 in accordance with Google Scholar (see http://scholar.google.com/citations?user=J_JdFfkAAAAJ&hl=en). Currently, Prof. To serves as an expert of the Ministry of Science and Technology of the People's Republic of China (中华人民共和国科学技术部 - 国家科技专家). He has been included in the list of the top 2% of scientists in the world based on citation impact from 2020 to 2026 for seven consecutive years (for single-year citations in 2019, 2020, 2021, 2022, 2023, 2024, and 2025), as well as for his career-long impact from 2023 to 2026 for four consecutive years (up to end of 2022, 2023, 2024, and 2025), respectively.