Links
[1] https://casi.sas.upenn.edu/studentprograms/pastinternblogs
[2] http://casipenn.posterous.com/
[3] https://casi.sas.upenn.edu/summerprograms/2010blog
[4] https://casi.sas.upenn.edu/summerprograms/2009blog
[5] https://casi.sas.upenn.edu/studentprograms/bagarblog