Research
External collaborations
CAICET, Venezuela, Dr. Carlos Botto. 1994 -
IRD, Montpellier/France, Dr. Michel Boussinesq. 1992 -
University of Arizona, USA, Dr. Richard C. Collins. 1994 -
Universidad Central de Venezuela, Dr. María-Eugenia Grillet. 1991 -
Bonn University, Germany, Prof. Achim Horeauf. 2002 -
McGill University, Canada, Prof. Roger K Prichard. 2002 -
Noguchi Memorial Institute for Medical Research, Ghana, Prof. Michael Wilson. 2004 -
Fellowships
Royal Entomological Society, Fellow. 1988 -
Guest lectures
Short Modelling Course. London School of Hygiene and Tropical Medicine.
Vector Biology Course. London School of Hygiene and Tropical Medicine.
Epidemiology, evolution, and control of helminth infections. Instituto de Zoologia Tropical, Universidad Central de Venezuela. 2 Dec 2005.
Editorial boards
Advances in Parasitology, Member of Editorial Board. 2009 -
Trends in Parasitology, Member of Editorial Board. 2009 -
Parasites and Vectors, Member of Editorial Board. 2008 -
PLoS Neglected Tropical Diseases, Associate editor. 2007 -
Parasitology, Member of Editorial Board. 2000 -


