Erra-Balsells (PhD, 1979, University of Buenos Aires, UBA, Argentina) is consultant full professor, Departemento de Quimica Organica, Facultad de Ciencias Exactas y Naturales, UBA and visiting prof. Faculty of Agriculture, Ehime University, Japan, and investigator (superior), Argentine National Research Council. She is member of the IMSF office board, representative of Central and South America. She was: vice-president and president, Argentine Society of Mass Spectrometry; secretary, vice-president and president, Argentine Organic Chemistry Society; editor and editor-in-chief, Journal of the Argentine Chemical Society (AQA). Her awards and honors include: AQA, Dr. P.A. Berdoy prize; AQA, Dr. L.C. Guglialmelli prize; Institute of Ibero-American Culture & Ministry of Education of Spain; V Centenary 1492-1992 Award; Japan Society for Promotion of Sciences, international research fellow; Konex foundation (Argentina) Konex Diploma in Organic Chemistry. She is fellow of the Latino-american Academy of Sciences (ACAL). Research interests: chemistry and photochemistry of MALDI matrices. Design of new MALDI matrices for biosystems analysis. Intact single cell MS analysis, at real time.

Dajczer is professor of mathematics at the Instituto de Matematica Pura e Aplicada (IMPA), Rio de Janeiro, Brazil. He has made several important contributions in Riemannian geometry. His work has dealt especially with many aspects of the rigidity and deformation problem for isometrically or conformally immersed submanifolds in Riemannian ambient spaces. A member of the Brazilian Academy of Sciences, he has been a Guggenheim fellow and a fellow of the Japan Society for the Promotion of Science.

de la Cruz is A-1 researcher, Centro Atómico Bariloche-CNEA (retired since 2007), and hon. prof. of physics, Instituto Balseiro. After his PhD (1968) at the Instituto Balseiro (Universidad de Cuyo), he did postdoctoral work at Brown Univ. He returned to Bariloche, Argentina, in 1971, where he has been professor and researcher at the Centro Atómico and Instituto Balseiro for 36 years. His awards include: Teófilo Isnardi, Academia de Ciencias; Chevalier des Palmes Academic, France; Ricardo Gans, Universidad de la Plata; Premio Konex Platino, Fundacion Konex; and Premio Fundación Bunge Born a la Ciencia, 2004. He is fellow of APS and IOP; member, Academia Nacional de Ciencias and Academia de Ciencias Físicas y Naturales, Argentina; and foreign member, US National Academy of Sciences. Premio Houssay en Física 2010 He has been advisor of 23 PhD students and over 30 master students in physics.