Thijs Janzen Approximate Biologist


21/03/2017 / by thijsjanzen


Janzen, T., Alzate, A., Muschick, M., Maan, M.E., van der Plas, F. &. Etienne, R.S. (2017) Community assembly in Lake Tanganyika cichlid fish: quantifying the contributions of both niche-based and neutral processes. Ecology and Evolution. 7. 1057-1067 PDF

Janzen, T., Haegeman, B. & Etienne, R.S. (2015) A sampling formula for ecological communities with multiple dispersal syndromes. Journal of Theoretical Biology. 374, 94-106.  PDF

Ruifrok, J.L., Janzen, T., Kuijper, D.P.J., Rietkerk, M., Olff, H., Smit, C. (2015) Cyclical succession in grazed ecosystems: the importance of interactions between different-sized herbivores and different-sized predators. Theoretical Population Biology. 101, 31-39 PDF

Janzen, T., Höhna, S. & Etienne, R.S. (2015) Approximate Bayesian Computation of diversification rates from molecular phylogenies: introducing a new efficient summary statistic, the nLTT Methods in Ecology and Evolution 6 (5), 566-575.  PDF

Van der Plas, F., Janzen, T., Ordonez, A., Fokkema, W., Reinders, J., Etienne, R.S. & Olff, H. (2015) A new modeling approach quantifies the relative importance of different community assembly processes. Ecology 96 (6) 1502-1515  PDF

Etienne, R. S., de Visser, S. N., Janzen, T., Olsen, J. L., Olff, H., & Rosindell, J. (2012). Can clade age alone explain the relationship between body size and diversity? Interface Focus, 2(2), 170-179. PDF


In preparation

Janzen, T. & Etienne, R.S. Inferring the role of habitat dynamics in driving diversification: evidence for a species pump in Lake Tanganyika cichlids bioRxiv (2016) 085431

Janzen, T., Nolte, A., Traulsen, A. Haplotype block dynamics in hybrid populations. bioRxiv (2016): 058107



STEPCAM package for R, implementation of Stepwise Community Assembly Models (STEPCAM), CRAN, GitHub 

nLTT package for R, Calculates the normalized Lineage-Through-Time Statistic, given two phylogenetic trees. CRAN, GitHub

GUILDS package for R, Implementation of sampling formulas for the unified neutral model of biodiversity and biogeography, with or without guild structure. CRAN, GitHub



Janzen, T. Een bezoek aan het Tanganyikameer (2014), Cichlidae, tweemaandelijkse periodiek van de Nederlandse Cichliden Vereniging 40(1) 11-17