Specific topics addressed in the workshop have included semantics, calculi, type theory, and program verification of object-oriented languages. More recently special efforts have been made to include contributions on foundational issues related to concurrent and distributed object-oriented languages, and database languages with object-oriented features.
FOOL 2 was
held in Paris in July, 1994.
FOOL 3 was held in New Brunswick, New Jersey on
July 24 and 25, 1996.
FOOL4 was held on January 18, 1997, in Paris,
France, in affiliation with POPL '97.
FOOL 5 was held on January 17-18, 1998, in San
Diego, California, in affiliation with POPL '97.
FOOL 6 was co-located with
POPL '99 in San
Antonio, Texas on January 23, 1999.
FOOL 7 was co-located with
POPL '00
in Boston on January 22, 2000.
In the more distant past, an unrelated workshop, the Rex School / Workshop on the Foundations of Object-Oriented Languages, was held in Noordwijkerhoot, the Netherlands on May 28 - June 1, 1990. The proceedings of that workshop are available in volume LNCS 489 from Springer-Verlag (the proceedings are edited by J. W. de Bakker, W. P. de Roever, and G. Rozenberg).
Martin Abadi, Kim Bruce (chair), Luca Cardelli, Benjamin Pierce, and Didier Remy currently serve as the steering committee of the FOOL workshop series.