[...] In a recent post on Learners as Contributors, which received some good comments, Bill Ferguson said that: True student-cented teaching takes more preparation than traditional lecture because the teacher needs to be prepared for whatever outcome organically arises. Really, it requires an openness to possibility that many teachers feel uncomfortable with because they labor under the paradigm that they need to be the expert in any subject covered in their classroom. True student-centered teaching also requires teachers to explicitly teach critical thinking skills, media evaluation skills (a must for internet-based research), and a host of other skills that are necessary for life but are not directly measurable on a standardized test. …