Dr Bruno Lemke’s main role in the team is to do the early exploratory work to test out ideas using mainly the versatile spread sheet and QGIS as tools. Recent work includes heat stress studies based on India, Australia, the USA and South East Asia. He has been involved in an extensive WHO report on “Global Assessment of the Health Impacts of Climate Change: Occupational Heat Stress” and the ILO report: “Working on a Warmer Planet”.