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shared by Barbara Lindsey on 27 Oct 09 - Cached

shared by Barbara Lindsey on 15 Nov 09 - Cached

shared by Barbara Lindsey on 01 Dec 09 - Cached

many people caught up in the day-to-day vortex of teaching, advising, mentoring, and grading don’t have the spare time to problematize publisher-school power relations, realize the virtue of local control of curriculum materials, or fully appreciate the transformative benefits of transparency.
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When teachers actively take advantage of the local control provided by OER licensing and engage in substantive adaptation / localization exercises, we can reasonably hypothesize an improvement in student performance.
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Differences in cost need to be accounted for completely.
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...2 more annotations...
The appropriate unit for this factor is probably percentage change in the organization’s curriculum spend.
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That gives us a golden ratio of OER that looks something like: change in performance (as standard deviation) : change in money spent on curriculum (as percentage)
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