A. Davison, N. H. Barton, and B. Clarke, “The effect of chirality phenotype and genotype on the fecundity and viability of Partula suturalis and Lymnaea stagnalis: Implications for the evolution of sinistral snails,” Journal of Evolutionary Biology, vol. 22, no. 8. Wiley, pp. 1624–1635, 2009.

J. Polechova, N. H. Barton, and G. Marion, “Species’ range: Adaptation in space and time,” American Naturalist, vol. 174, no. 5. University of Chicago Press, pp. 6–4, 2009.

N. H. Barton and M. De Cara, “The evolution of strong reproductive isolation,” Evolution; International Journal of Organic Evolution, vol. 63, no. 5. Wiley, pp. 1171–1190, 2009.

N. H. Barton, “Why sex and recombination? ,” in Cold Spring Harbor Symposia on Quantitative Biology, vol. 74, Cold Spring Harbor Laboratory Press, 2009, pp. 187–195.

N. H. Barton and J. Coe, “On the application of statistical physics to evolutionary biology,” Journal of Theoretical Biology, vol. 259, no. 2. Elsevier, pp. 317–324, 2009.

N. H. Barton and H. De Vladar, “Statistical mechanics and the evolution of polygenic quantitative traits,” Genetics, vol. 181, no. 3. Genetics Society of America, pp. 997–1011, 2009.

N. H. Barton, “Identity and coalescence in structured populations: A commentary on ‘Inbreeding coefficients and coalescence times’ by Montgomery Slatkin,” Genetics Research, vol. 89, no. 5–6. Cambridge University Press, pp. 475–477, 2008.