 Alder has led over ten Antarctic field seasons with financial support from the Argentine Antarctic Institute (Instituto Antartico Argentino), the European Science Foundation, and National Science Foundation (NSF).Alder has participated in the Convention for the Conservation of Antarctic Marine Living Resources (CCAMLR) and has been a Scientific Committee for Antarctic Research (SCAR) Delegate for Argentina, since 2004.She is a member of the SCAR Capacity Building, Education and Training (CBET) Advisory Group.