M. R. Robinson, J. G. Pilkington, T. H. Clutton-Brock, J. M. Pemberton, and L. E. B. Kruuk, “Live fast, die young: Trade-offs between fitness components and sexually antagonistic selection on weaponry in soay sheep,” Evolution, vol. 60, no. 10. Wiley, pp. 2168–2181, 2007.

T. Vines et al., “On the maintenance of reproductive isolation in a mosaic hybrid zone between the toads Bombina bombina and B. variegata,” Evolution, vol. 57, no. 8. Wiley-Blackwell, pp. 1876–1888, 2003.

A. Navarro and N. H. Barton, “Accumulating postzygotic isolation genes in parapatry: a new twist on chromosomal speciation,” Evolution; International Journal of Organic Evolution, vol. 57, no. 3. Wiley-Blackwell, pp. 447–459, 2003.

S. Otto and N. H. Barton, “Selection for recombination in small populations,” Evolution; International Journal of Organic Evolution, vol. 55, no. 10. Wiley-Blackwell, pp. 1921–1931, 2001.

M. Gardner, K. Fowler, L. Patridge, and N. H. Barton, “Genetic variation for preadult viability in Drosophila melanogaster,” Evolution, vol. 55, no. 8. Wiley-Blackwell, pp. 1609–1620, 2001.

J. Coyne, N. H. Barton, and M. Turelli, “Is Wright’s shifting balance process important in evolution?,” Evolution; International Journal of Organic Evolution, vol. 54, no. 1. Wiley-Blackwell, pp. 306–317, 2000.

L. Kruuk, J. Gilchrist, and N. H. Barton, “Hybrid dysfunction in fire-bellied toads (Bombina),” Evolution; International Journal of Organic Evolution, vol. 53, no. 5. Wiley-Blackwell, pp. 1611–1616, 1999.

C. Maccallum, B. Nürnberger, N. H. Barton, and J. Szymura, “Habitat preference in the Bombina hybrid zone in Croatia,” Evolution, vol. 52, no. 1. Wiley-Blackwell, pp. 227–239, 1998.

J. Coyne, N. H. Barton, and M. Turelli, “Perspective: A critique of Sewall Wright’s shifting balance theory of evolutionight’s shifting balance theory of evolution,” Evolution; International Journal of Organic Evolution, vol. 51, no. 3. Wiley-Blackwell, pp. 643–671, 1997.

B. Nürnberger, N. H. Barton, C. Maccallum, J. Gilchrist, and M. Appleby, “Natural selection on quantitative traits in the Bombina hybrid zone,” Evolution, vol. 49, no. 6. Wiley-Blackwell, pp. 1224–1238, 1995.

J. Sites, N. H. Barton, and K. Reed, “The genetic structure of a mosaic hybrid zone between two chromosome races of the Sceloporus grammicus complex (Sauria, Phrynosomatidae) in central Mexico,” Evolution, vol. 49, no. 1. Wiley-Blackwell, pp. 9–36, 1995.

L. Partridge, B. Barrie, N. H. Barton, K. Fowler, and V. French, “Rapid laboratory evolution of adult life history traits in Drosophila melanogaster in response to temperature,” Evolution, vol. 49, no. 3. Wiley-Blackwell, pp. 538–544, 1995.

T. Hatfield, N. H. Barton, and J. Searle, “A model of a hybrid zone between two chromosomal races of the common shrew (Sorex araneus),” Evolution; International Journal of Organic Evolution, vol. 46, no. 4. Wiley-Blackwell, pp. 1129–1145, 1992.

N. H. Barton, “On the spread of new gene combinations in the third phase of Wright’s shifting balance,” Evolution; International Journal of Organic Evolution, vol. 46, no. 2. Wiley-Blackwell, pp. 551–557, 1992.

N. Sanderson, J. Szymura, and N. H. Barton, “Variation in mating call across the hybrid zone between the fire-bellied toads Bombina bombina and B. variegata,” Evolution, vol. 46, no. 3. Wiley-Blackwell, pp. 595–607, 1992.

J. Szymura and N. H. Barton, “The genetic structure of the hybrid zone between the fire-bellied toads Bombina bombina and B. variegata: comparisons between transects and between loci,” Evolution, vol. 45, no. 2. Wiley-Blackwell, pp. 237–261, 1991.

N. H. Barton and S. Rouhani, “The probability of fixation of a new karyotype in a continuous population,” Evolution, vol. 45, no. 3. Wiley-Blackwell, pp. 499–517, 1991.

J. Mallet and N. H. Barton, “Strong natural selection in a warning color hybrid zone,” Evolution, vol. 43, no. 2. Wiley-Blackwell, pp. 421–431, 1989.

M. Slatkin and N. H. Barton, “A comparison of three methods for estimating average levels of gene flow,” Evolution; International Journal of Organic Evolution, vol. 43, no. 7. Wiley-Blackwell, pp. 1349–1368, 1989.

J. Szymura and N. H. Barton, “Genetic analysis of a hybrid zone between the fire-bellied toads Bombina bombina and B. variegata, near Cracow in Southern Poland,” Evolution; International Journal of Organic Evolution, vol. 40. Society for the Study of Evolution, pp. 1141–1159, 1986.