Ren is a Professor at the School of Electrical and Data Engineering in University of Technology Sydney, where he leads the Network Security Lab in the Global Big Data Technologies Centre. He is our Research Program Leader of the Digital Agrifood Technologies where he uses his extensive knowledge of precision ag and blockchain technologies to provide technological guidance to our projects. Previously, he was a Principal Scientist and a Research Leader in CSIRO, where he led wireless networking research activities. He specialises in network design and modelling and has delivered networking solutions to a number of government agencies and industry customers. Ren was a winner of the Australian Engineering Innovation Award and CSIRO Chairman’s medal.