It depends on what your definition of 'integrity and standards' is...

The MRC and NewsBusters have all of the Katie coverage you'll need.

Integrity & standards? Katie Couric with a sense of humor? No 'fun' intended, I think.

Rich Noyes has a Special Report on Couric from the MRC. Here's the executive summary of Meet the Real Katie Couric.
(Full report here. PDF here.)

Of course, NewsBusters has Everything-Couric... here.

Also:
"Katie Couric's Years of Liberal Tilt"
"Katie Couric: Profile in Bias"