What, if anything, is sympatric speciation?

@article{Fitzpatrick2008WhatIA,
  title={What, if anything, is sympatric speciation?},
  author={Benjamin M. Fitzpatrick and James A. Fordyce and Sergey Gavrilets},
  journal={Journal of evolutionary biology},
  year={2008},
  volume={21 6},
  pages={1452-9}
}
Sympatric speciation has always fascinated evolutionary biologists, and for good reason; it pits diversifying selection directly against the tendency of sexual reproduction to homogenize populations. However, different investigators have used different definitions of sympatric speciation and different criteria for diagnosing cases of sympatric speciation… CONTINUE READING