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projects [2013/02/10 18:28] – [Potential PhD project on speciation] mkopp | projects [2013/09/20 11:18] – [Possible continuations for Elma] mkopp | ||
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====== Projects ====== | ====== Projects ====== | ||
+ | |||
+ | * [[Speciation and plasticity]] | ||
+ | * [[Adaptation to climate change]] | ||
+ | * [[Standing genetic variation]] | ||
===== Manuscript Sebastian ===== | ===== Manuscript Sebastian ===== | ||
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* interaction between magic and non-magic traits (see van Doorn and Weissing 2004) | * interaction between magic and non-magic traits (see van Doorn and Weissing 2004) | ||
* plasticity | * plasticity | ||
+ | * sensory drive | ||
+ | * species recognition | ||
Sources of inspiration: | Sources of inspiration: | ||
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* To some degree Smadja and Butlin review | * To some degree Smadja and Butlin review | ||
- | Potential topic: Phenotypic plasticity and speciation | + | Potential topic: Phenotypic plasticity and speciation |
* Reviews: Pfennig et al. 2010, Fitzpatrick 2012, Minelli & Fusco 2012 | * Reviews: Pfennig et al. 2010, Fitzpatrick 2012, Minelli & Fusco 2012 | ||
- | * Start with more specific review about classification of scenarios and links to theory (complementary to Pfennig et al. 2010)? | + | * Start with more specific review about classification of scenarios and links to theory (complementary to Pfennig et al. 2010)? |
* Make a list of proposed theoretical scenarios | * Make a list of proposed theoretical scenarios | ||
+ | * The clearest concepts seem to the **developmental plasticity hypothesis of speciation** and the **flexible stem hypothesis** for adaptive radiations | ||
* Make a list of proposed empirical examples | * Make a list of proposed empirical examples | ||
* arctic charr | * arctic charr | ||
* cichlids | * cichlids | ||
+ | * flowering time | ||
* sticklebacks? | * sticklebacks? | ||
* tiger salamanders? | * tiger salamanders? | ||
* examples from WE book | * examples from WE book | ||
+ | * a considerable number of examples seem to include speciation with gene flow | ||
* Use Thibert-Plante and Hendry (2011) as starting point (see my review on it), but focus more on evolution of female preferences? | * Use Thibert-Plante and Hendry (2011) as starting point (see my review on it), but focus more on evolution of female preferences? | ||
+ | * Some potential model ingredients/ | ||
+ | * female preference vs. assortative mating | ||
+ | * automatic vs. classic plastic magic trait | ||
+ | * linear reaction norm vs. threshold characters | ||
+ | * geographic setting (but two-island model seems the most natural choice) | ||
+ | * counter-gradient variation (non-adaptive plasticity)? | ||
+ | * secondary contact after genetic assimilation: | ||
* Try to model the arctic charr scenario? | * Try to model the arctic charr scenario? | ||
* See list of questions in Fitzpatrick 2012 | * See list of questions in Fitzpatrick 2012 | ||
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* Interaction between evolution of plastic and non-plastic barriers? | * Interaction between evolution of plastic and non-plastic barriers? | ||
- | ===== Comments on Adrianna' | + | ===== Possible continuations for Elma ===== |
- | * Is this a critique | + | * Stationary probability (time spent in certain intervals) |
- | * Describe the DPHS in more details | + | * Etienne will try to solve the limiting case m = v |
+ | * Time before | ||
+ | * Stochastic movement | ||
+ | * Make theta a function of distance to optimum (this would imply that the carrying capacity decreases with increasing maladaptation); | ||
+ | * Add explicit population dynamics | ||
+ | * Etienne: Model is easier to analyze if fluctuations around deterministic trend are treated as Brownian motion -> is this a justifiable approximation or potentially a way to model adaptation involving standing variation? - Check literature on Brownian motion models for quantitative traits |