Xiaokai Zhang completed his PhD at the University of Liverpool, focusing on topics involving bioavailability in environmental risk and impact assessment, the use of environmental biotechnology to measure bioavailability, and risk‑based environmental management interventions. Currently, he is an associate professor at Jiangnan University in Wuxi, Jiangsu Province, China, where he continues to work on topics in bioavailability‑based risk and environmental management, as well as the environmental behavior of biochar and remediation of contaminated soils using biochar. His research in his areas of expertise has been published in several book chapters and in notable environmental science journals including Environmental Science & Technology, Water Research, and Environmental Pollution, with some works rated as highly cited papers.Mona Wells is an interdisciplinary environmental scientist specializing in Environmental Impact Assessment, Environmental Risk Assessment, and environmental management. Her roles have included posts in different locales internationally as an academic and as an environmental practitioner, on projects spanning a broad portfolio including technical project work, research, commercialization, program development, policy advisement, science communication, public consultation, pedagogical development, and continuous improvement.