The ``Many Sides of Logic is a volume containing a selection
of the papers delivered at three simultaneous events held
between 11-17 May 2008 in Paraty, RJ, Brazil, continuing a tradition
of three decades of Brazilian and Latin-American meetings and celebrating
the 30th anniversary of an institution congenital with the mature
interest for logic, epistemology and history of sciences in Brazil:

CLE 30 - 30th Anniversary of the Centre for Logic, Epistemology and the
History of Science at the State University of Campinas (UNICAMP)

XV EBL -15th Brazilian Logic Conference

XIV SLALM - 14th...