Structure vs. Combinatorics in Computational Complexity. Barak, B. Bulletin of the European Association for Theoretical Computer Science, 2014. Survey, also posted on Windows on Theory blog.
Paper
Blog bibtex 10 downloads @article{Barak14,
AUTHOR = {Boaz Barak},
TITLE = {Structure vs. Combinatorics in Computational Complexity},
year = {2014},
journal = {Bulletin of the European Association for Theoretical Computer Science},
volume = {112},
note = {Survey, also posted on Windows on Theory blog. },
url_paper = {http://eccc.hpi-web.de/report/2013/182/},
url_blog = {http://windowsontheory.org/2013/10/07/structure-vs-combinatorics-in-computational-complexity/}
}