There have been important developments in the field
of veterinary parasitology over the last few years.
This symposium was called to collect individuals
together, who have made significant contributions to
their field of study, to present and summarize their
I would like to pause for a moment before
introducing the Symposium in this preface to
comment on the sad loss of Professor Peter Nansen,
a particularly eminent Danish scientist who developed
our field of study. I, like many others,
remember him with affection. He was a very helpful
colleague and outstanding leader of the Danish
Centre for Experimental Parasitology, Royal Veterinary
and Agricultural University, Frederiksberg
C. We are all saddened by his death and will
continue to carry our memories of him with us.