Guergana GuerovaGuergana Guerova is an associate professor in the Department of Meteorology and Geophysics of the Sofia University "St. Kliment Ohridski," Sofia, Bulgaria. She received an MSc in meteorology from the Sofia University (1995) and PhD in applied physicsfrom the University of Bern (2003). She is Marie Curie IRG Fellow (2011-2014), vice chair of COST Action ES1206 GNSS4SWEC (2013-2017), and team leader of Interreg BERTISS project (2017-2019). Her research interests cover monitoring short- and long-term variation in GNSS-derived water vapor, in particular for studying fog, intense precipitation, hail storms, and heat waves. She is recognized internationally in the field of GNSS meteorology and numerical modelling of the atmosphere. Read More Read Less