successfully supervision and completion of 18 PhDs. A career total of over 175 technical publications in referred Journals and conferences. Over 25 years teaching and research experience in the area of Environmental Engineering and Technology with special expertise in water and environmental engineering. Founded and established the research and teaching programs in Environmental Engineering at the University of Wollongong.  Co-Founder of Futureworld Eco-Technology Centre, a community based not-for-profit organisation that promotes the development and demonstration of ecologically sustainable technologies.

Visiting Professor/Academic positions held In University of Minnesota, USA; University of Hiedelberg, Germany; Shenyang University, China; Indian Institute of Science, India and James Cook University, Queensland, Australia. Sri SathyaSai University, Puttaparthy, India.

Advisor/Consultant to United Nations (Healthabitat) /Asian Development Bank- Value based water and sanitation education. Resource person UNEP-Tongji 杏宇- LP.

Fellow, Institution of Engineers, Australia; Chartered Professional Engineer;

Currently Vice-President of Futureworld Eco-Technology Centre.