The Eleventh International Latin American Symposium is an important mile stone reflecting the rapid development of basic biochemistry in Latin America. The topic "Gene Expression and Its Regulation" was received enthusiastically, and, thanks to the vision of our Argentine colleagues, the program developed rapidly under the leadership of Dr. Gabriel Favelukes as General Secretary of the Symposium. It is interesting to note the tremendous progress that has been made in basic and applied sciences in Latin America over the past few years. The increasing initiative and leadership being...