Presentations at meetings
home papers and dissertation posters
Presentations by Jan De Laet unless indicated otherwise.De Laet, J. 2013. Anagallis: a program for minimization of homoplasy in characters that are inapplicable in some terminals. XXXIInd Meeting of the Willi Hennig Society. Rostock, Germany, August 3-7 2013. [session Submitted talks]
De Laet, J. 2012. Theory and practice of parsimony analysis when some characters are inapplicable in some terminals. XXXIth Meeting of the Willi Hennig Society. Riverside, CA, June 23-27 2012. [session Contributed papers]
De Laet, J. 2011a. Parsimony, indels and explanatory power: an update. XXXth Meeting of the Willi Hennig Society. São José do Rio Preto, Brazil, July 29 - August 2 2011. [session History and philosophy of cladistics]
De Laet, J. 2011b. Self-calibrated character weighting. XXXth Meeting of the Willi Hennig Society. São José do Rio Preto, Brazil, July 29 - August 2 2011. [session Contributed papers]
De Laet, J. 2008. Poy and the art of jackknife justification. XXVth Meeting of the Willi Hennig Society. Oaxaca City, México, 14 - 17 August 2006. Abstract appeared in Cladistics 20: 589-590 (2004). [I didn't make it to this meeting, so this one never got presented.]
De Laet, J. 2004. A tale of two characters. XXIIIth Meeting of the Willi Hennig Society, “Phylogenetics and Evolutionary Biology”. CNRS / Muséum national d’Histoire naturelle, Paris, France, 18 - 23 July 2004. Abstract appeared in Cladistics 20: 589-590 (2004). [session Epistemology and cladistics]
De Laet, J. and S. Farris. 2004. Measuring similarity between cladograms. XXIIIth Meeting of the Willi Hennig Society, “Phylogenetics and Evolutionary Biology”. CNRS / Muséum national d’Histoire naturelle, Paris, France, 18 - 23 July 2004. Abstract appeared in Cladistics 20: 590 (2004). [session Methodological advances in cladistics]
De Laet, J, Farris, S. and P. Goloboff. 2004. Treatment of multiple trees in resampling analyses. XXIIIth Meeting of the Willi Hennig Society, “Phylogenetics and Evolutionary Biology”. CNRS / Muséum national d’Histoire naturelle, Paris, France, 18 - 23 July 2004. Abstract appeared in Cladistics 20: 590 (2004). [presented by S. Farris]
De Laet, J. 2003. When one and one is not two: parsimony analysis of sequence data. XXIIth Meeting of the Willi Hennig Society. New York Botanical Garden, 20 July – 24 July. Abstract appeared in Cladistics 20: 81 (2004). [session Competing methods for phylogenetic analysis]
De Laet, J. 2002. Parsimony algorithms for characters that are inapplicable in some terminals. XXIst Meeting of the Willi Hennig Society “21st Century cladistics”. Helsinki, Finland, 12-15 August 2002. Abstract appeared in Cladistics 19: 148 (2003). [session High power computing]
De Laet, J. 2001. Breaking up is not just hard to do. XXth Meeting of the Willi Hennig Society. Program and Abstracts: 3. Oregon State University, Corvallis, Oregon, USA, 26-30 August 2001. [session Statistical approaches to phylogenetic inference]
Albert, V. A. and J. De Laet. 2000. An evaluation of structural parsimony analysis using empirical data sets. XIXth Meeting of the International Willi Hennig Society. National Museum of Natural History Naturalis, Leiden, the Netherlands, 28 May – 2 June 2000. [session Character weights in parsimony analysis: realistic corrections or ad hoc assumptions? Joint presentation with V. Albert]
De Laet, J. 2000. Three quartet-puzzles. NPSN-5. Fifth Meeting of the Nordic Phylogenetic Systematics Network. Program and abstracts: 11. Lammi Biological Station, University of Helsinki, Finland, 31 August – 3 September 2000. [session Contributed papers]
De Laet, J. and V. A. Albert. 2000. Hierarchical regression and structural parsimony analysis: toward a statistical basis for phylogeny reconstruction free of process assumptions. XIXth Meeting of the International Willi Hennig Society. National Museum of Natural History Naturalis, Leiden, the Netherlands, 28 May – 2 June 2000. [session Character weights in parsimony analysis: realistic corrections or ad hoc assumptions? Joint presentation with V. Albert]
Albert, V. A., J. De Laet, and B. Baldwin. 1999. Information-normalized parsimony and phylogeny of the Hawaiian silversword alliance. XVI International Botanical Congress Missouri Botanical Garden, Saint Louis, Missouri, USA, 26-30 July 1999. Abstract in XVI International Botanical Congress Daily Bulletin, 3 August. [presented by V. Albert]
De Laet, J. 1998. What are we weighting for? XVII Meeting of the Willi Hennig Society, “A time for integration”. University of São Paulo, São Paulo, Brasil, 21 – 25 September 1998. [session Character weighting]
De Laet, J. 1998. Of two, three, and four. XVII Meeting of the Willi Hennig Society, “A time for integration”. University of São Paulo, São Paulo, Brasil, 21 – 25 September 1998. [session Character coding]
De Laet, J. 1997. Parsimony, implied weights, and maximum likelihood. XVI Meeting of the Willi Hennig Society. George Washington University, Washington D.C., USA, 24 – 26 October 1997. [session Maximum likelihood]
Mészáros, S., De Laet, J., Smets, E. and S. Nilsson. 1997. Cladistics of Gentianaceae. In: E. Smets, L.-P. Ronse Decraene and E. Robbrecht (eds.) 13th Symposium Morphology, Anatomy and Systematics. Scripta Botanica Belgica 15: 112. National Botanic Garden of Belgium, Meise, 13-15 September 1995. [presented by S. Mészáros]
De Laet, J. and E. Smets. 1995. Four item analysis: an undirected implementation of the three-item approach. XIV Meeting of the Willi Hennig Society, Abstracts: 3. Texas A&M University, College Station, USA, 30 July – 3 August 1995. [session Confidence in phylogeny reconstruction]
Mészáros, S., De Laet, J. and E. Smets. 1995. Phylogeny of Gentianaceae: a morphological approach. In: E. Robbrecht, E. Smets and C. Puff, editors, Second International Rubiaceae Conference, Programme and abstracts: 19. National Botanic Garden of Belgium, Meise, 13-15 September 1995. [presented by S. Mészáros]
De Laet, J. and E. Smets. 1994. Indecisiveness, missing entries and three-taxon statements. XIII Meeting of the Willi Hennig Society, “Biodiversity and phylogeny”, Abstracts: 6. Zoological Museum, University of Copenhagen, Denmark, 23-26 August 1994. [session Contributed papers]