Jeff has over sixteen years’ experience as a Geospatial/Environmental scientist, consultant, and tutor in many countries. While working at the Global Land Analysis & Discovery Group at the University of Maryland, Jeff built mapping programs to estimate deforestation rates and commodity crop area expansion using probability sampling at the national and continental scale. Jeff is an expert at conveying scientific information to non-specialist audiences and runs workshops that teach others how to build mapping systems. Jeff has extensive experience in the private sector, with NGOs, and Government departments. Much of his work has been published in high impact scientific journals and he regularly uses science to inform and update operational methods. Jeff has a Bachelor of Resource Management from Unitec and a BSc (Computer Science) from the University of Maryland and is currently at the beginning of his PhD.