Relevant literature Lecture: Rapid evolution and speciation in a marginal environment Hendry AP, Nosil P & Rieseberg LH (2007) The speed of ecological speciation. Functional Ecology 21: 455-464 Via S (2009) Natural selection in action during speciation. PNAS 106: 9939-9946 Butlin R et al. The Marie Curie SPECIATION network. What do we need to know about speciation. In press. doi:10.1016/j.tree.2011.09.002 Johannesson K & André C (2006) Life on the margin: genetic isolation and diversity loss in a peripheral marine ecosystem, the Baltic Sea. Molecular Ecology 15, 20132029 Pereyra RT, Bergström L, Kautsky L & Johannesson K (2009) Rapid speciation in a nuewly opened postglacial marine environment, the Baltic Sea. BMC Evolutionary Biology 9: 70. Lecture: Incomplete lineage sorting and Coalescent-based simulations to estimate timing of a recent speciation event Pinho C & Hey J (2010) Divergence with gene flow: Models and data. Annual Review of Ecology, Evolution and Systematics. 41: 215-230 Becquet C & Przeworski M (2009) Learning about modes of speciation by computational approaches. Evolution 63: 2547-2562 Strasburg JL & Rieseberg LH (2011) Interpreting the estimated timing of migration events between hybridizing species. Molecular Ecology 20: 2353-2366 Sousa VC, Grelaud A & Hey J (2011) On the nonidentifiability of migration time estimates in isolation with migration models. Molecular Ecology 20: 3956-3962