Dr. Rihab Guellala Associated Professor at the Centre for Water Research and Technologies (CERTE), Tunisia.  In 2010, she is graduated as a doctor in geology from FST. In 2015, she has an accreditation to supervise research (HDR) in Geophysics applications for aquifers characterization. She started her professional experience at ISSTEG in 2006 and affected then (2010) in CERTE. She has been teaching geophysics for many years in FST and has many contributions in different research projects dealing with aquifers characterization.