On April 1st, Lic. Alejandro Gadda began his doctoral fellowship financed by CONICET at EFPU. Alejandro graduated in 2021 as a Licenciate in Environmental Sciences (Faculty of Agronomy, UBA). His doctoral thesis work will consist of studying the effects of multiple stressors (changes in temperature, radiation, winds and precipitation, variables affected by climate change) on early stages of development of the marine snail Siphonaria lessonii, and will be supervised by Dr. Macarena Valiñas (EFPU) and Dr. Soledad Zabala (CENPAT).