Petteri Taalas is the Secretary-General of the World Meteorological Organization (WMO) since 2016. Before joining WMO he was the Director-General of the Finnish Meteorological Institute 2002-2005, 2007- 2015 (National weather, climate and marine Institute). He has also held positions in International development and scientific fields, including as Director of Development and Regional Activities department of WMO, Geneva 2005-2007, Research professor on Remote Sensing/FMI 2000-2002 and Senior scientist/scientist at the FMI 1986-1999. He has been a lead author of Arctic Climate Impact Assessment until 2002 and a member of the Finnish Arctic board during 2009-2015. He holds a PhD in Meteorology (University of Helsinki, Department of Physics, 1993).