1 ) The American Association for Higher Education (AAHE) initiated the conversation on peer review of teaching, and our project derives much of its intellectual core from that initiative. The AAHE site has many resources relevant to the present project.
On Peer Review per se:
http://www.aahe.org/teaching/Peer_Review.htm
http://www.aahe.org/teaching/Peer_Review.htm
On portfolios of student and faculty work:
http://www.aahe.org/teaching/portfolio_projects.htm
http://www.aahe.org/teaching/portfolio_projects.htm
(2 ) The Carnegie Foundation for the Advancement of Teaching provides many resources for the scholarship of teaching, including work on portfolios and peer review. The first address is specifically for the higher education program; the second address is a more general picture of the Carnegie Foundation's work.
On Higher Education:
http://www.carnegiefoundation.org/CASTL/highered/docs/highered.html
http://www.carnegiefoundation.org/CASTL/highered/docs/highered.html
On the Foundation:
http://www.carnegiefoundation.org/OurWork/work.htm
http://www.carnegiefoundation.org/OurWork/work.htm
(3) Samford University (Alabama) incorporates peer review of teaching in the implementation of their extensive problem-based learning program.
http://www.samford.edu/pbl/pblpr.html
http://www.samford.edu/pbl/pblpr.html
(4) There is also a multi-university project using portfolios and peer review in Australia. Their version is worth looking at.
http://www.epig.rmit.edu.au/dst/
http://www.epig.rmit.edu.au/dst/