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Open Education Resources (OERs)

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Measuring Impact

There are several ways to measure the impact of open educational resources (OER). While authors and publishers of traditional textbooks track metrics such as books sales, royalties, or course adoptions, OER creators usually have different goals in mind so may want to consider different types of metrics such as amount of savings to students. Deciding which metrics to track should not be a last minute decision. Try and consider the metrics you want to track closer to the beginning of a project. This guide provides some suggested frameworks and resources to consider that may meet your needs to assess impact.

36 Indicators of OER Impact

'36 Indicators of OER Impact" by Janet Swatscheno, licensed CC BY 4.0. This graphic is adapted from "56 Indicators of Impact" by Holbrook, J Britt, Kelli R. Barr, and Keith Wayne Brown. 2013. Figshare. https://doi.org/10.6084/m9.figshare.707081.v3. Licensed under CC BY4.0

COUP Framework - Open Education Group

The Open Education Group's COUP Framework (2013) is an approach to studying the impact of open educational resources and open pedagogy. COUP stands for cost, outcomes, usage, and perceptions.

Cost

The adoption of Open Educational Resources can impact a range of financial and cost metrics for students and institutions. Proponents of OER frequently claim that using these resources instead of traditional publisher textbooks or digital materials will save students money in the post-secondary context and will save organizations money in the K-12 context. There may also be other financial impacts, like changes in bookstore revenues and tuition revenues. The Cost strand of our work provides empirical evidence about the magnitude and direction of the financial impacts of OER adoption:

  • Costs of textbooks previous assigned
  • OER support fee models
  • Changes in campus bookstore revenue
  • Changes in tuition revenue due to changes in drop rates
  • Changes in tuition revenue due to changes in enrollment intensity
  • Changes in tuition revenue due to changes in persistence
  • Changes in access to performance-based funding due to changes in drop, enrollment intensity, and persistence

Outcomes

Given the folk wisdom that “you get what you pay for,” some individuals and organizations worry that student learning will necessarily suffer when students use freely available, openly licensed resources instead of $200 textbooks. OER proponents claim that using these resources instead of traditional publisher textbooks or digital materials increases student access to critical learning materials and expands faculty’s academic freedom, consequently improving student learning outcomes. The Outcomes strand of our work provides empirical evidence about the magnitude and direction of the learning impacts of OER adoption:

  • Changes in the percentage of students receiving a C or better
  • Changes in rates of completion
  • Changes in drop rates
  • Changes in enrollment intensity
  • Changes in persistence
  • Changes in attainment of progress milestones (e.g., first 15 credits)
  • Changes in graduation rates

Usage 

The permissions provided by open licenses allow students to use OER in a range of novel ways – for example, updating a history textbook based on recent events. Likewise, the permissions provided by open licenses allow teachers to engage in new pedagogical practices. Proponents of OER frequently claim that improvements in student learning outcomes will be highly correlated with the degree to which students and faculty exercise the permissions offered by OER. The Usage strand of our work provides empirical evidence about the ways faculty and students use OER and the the degree to which impacts on learning outcomes covary with these uses. We operationalize the idea of ‘exercising the permissions granted by open licenses’ by determining the degree to which students and faculty engage in activities described in the DIME model of OER adaptation:

  • Deleting material from the OER
  • Inserting other open material inside the OER
  • Moving material around within the OER
  • Editing material in the OER

Perceptions

What do faculty and students think about, and feel toward, Open Educational Resources? How do they judge their effectiveness relative to traditional textbooks? Their rigor and coverage? Do they find the formats, structures, and other design features easy to use? Frustrating? What about other stakeholders, like parents or policy makers – what are their thoughts and feelings toward OER? The Perceptions strand of our work provides empirical answers to these questions.

Source: "The COUP Framework" by Open Education Group, is licensed under CC BY 4.0

For more information, check out:

  • John Hilton III, "Special Issue: Outcomes of Openness: Empirical Reports on the Implementation of OER," International Review of Research in Open and Distributed Learning 18, no. 4 (2017): i–v. https://doi.org/10.19173/irrodl.v18i4.3378/. Licensed under CC BY 4.0

SCOPE Framework - Open Education Group

The SCOPE Framework (2023) is an expansion of the COUP Framework outlined above. It includes social justice, cost, outcomes, perspectives, and engagement. 

Table outlining the definition and examples of the five parts of the SCOPE framework
Concept Definition Examples of Areas of Inquiry
Social Justice A corrective and liberatory practice that acknowledges the history of systems of oppression along with its modern day legacies. This is explicitly addressed through the equitable distribution of resources, opportunities, and attainment of full social, political, economic, and human rights for all
  • Inequities of open education infrastructure and funding across institutions and regions globally
  • Liberatory OERs and OEPs
  • Centering perspectives that have been marginalized by social and political systems as well as institutions
Cost Losses assumed to be either due to or avoided by open education
  • Financial expenses and savings
  • Course withdrawal rates
  • Emotional cost
  • Time
  • Cognitive load
  • Social and political costs
Outcomes Presumed effects due to open education
  • Grades
  • Course enrollment intensity
  • K-12 achievement
  • Teaching practices
  • Faculty retention, promotion, and tenure
Perspectives Impressions and opinions of open education
  • Quality measures by students and faculty
  • Evaluations of faculty who use open education
Engagement Fully participating and being actively involved in open education
  • Learning analytics
  • Emotions that relate to learning
  • Learning strategies

For the full framework, check out:

  • Virginia Elizabeth Clinton-Lisell, Jasmine Roberts-Crews, and Lindsey Gwozdz. "SCOPE of Open Education: A New Framework for Research," International Review of Research in Open and Distributed Learning 24, no. 4 (November 2023): 135-153. https://doi.org/10.19173/irrodl.v24i4.7356. Licensed under CC BY 4.0

S3 Framework - David Wiley

David Wiley's S3 framework (2020) focuses on three components to evaluate the impact of open educational materials: success, scale, and savings. S3 focuses on three questions:

  • How much does this innovation improve student success?
  • How many students are benefitting from this innovation?
  • How much money does this innovation save students?

Success

Definition of Success: Completing a course with a final grade that allows the course to count toward graduation.

Measurement:

  • Measured use a grade C or better from before OER were used (an average of multiple previous terms is a more stable measure than a single prior term) and the C or better grade after the OER began being used (again, using an average of multiple terms rather than a single term). 
  • The maximum value for success is 1, and this occurs only when the C or better grade is 1 for OER users. This encompasses both the idea and the goal that each and every student should succeed in the course. The value is undefined when the C or better rate is 1 for control students, as it is not possible to improve success in this case.
  • Q: How much does this innovation improve student success?

Scale

Definition of Scale: The proportion of students being reached. 

Measurement:

  • Measured using the number of students in sections of courses using OER and the total number of students in ALL sections of those same courses
    • Scale = Number of Students in OER Sections / Number of Students in All Sections
  • The maximum value for scale is 1, and this occurs only when all relevant course sections are using OER. This encompasses both the idea and the goal that each and every student should be included.
  • Scale can include a single course or multiple courses, depending on where OER are being used
  • Q: How many of our students are benefitting from this innovation?

Savings

Definition of Savings: The amount of money spent on course materials by the average student using OER compared to the amount of money spent on course materials by the average control student. 

Measurement:

  • Savings is difficult to measure accurately and may require some estimation and guesswork. When calculated accurately, will take several factors into account:
    • materials assigned to control students are available at many price points
    • some control students don't spend any money on course materials
    • some OER students spend money on printed copies of OER (or printing OER)
    • Some OER students spend money on courseware or homework systems
    • Printed copies of OER may cost as much or more than courseware or homework systems
  • Measured using average amount of money spent by OER users and average amount of money spent by control students
    • Savings = Average amount spent control - Average amount spent on OER / Average amount spent control
  • The maximum value for savings is also 1, and occurs when no student who was assigned OER spends any money on course materials. The value is undefined when no students in the control group spend any money on course materials, as it isn't possible for OER users to save money in this case
  • Q: How much money does this innovation save students

Overall

  • In this framework success is most important, so is weighted most heavily. Second most important is scale, so again is weighted. Savings is a standalone measure.
  • Maximum value of 7
  • Impact = (4 x Success) + (2 x Scale) + (1 x Savings)
  • Q: How much does this innovation improve student success?
  • Q: How many of our students are benefitting from this innovation?
  • Q: How much money does this innovation save students?

Adapted from: David Wiley, "S3: A Holistic Framework for Evaluating the Impact of Educational Innovations (Including OER)" Improving Learning [blog], June 23, 2020. Licensed under CC BY 4.0

Investment to Impact Framework

Ebner, Orr, and Schön (2022) provide a framework for OER impact assessment which clearly connects to open educational practices. They highlight insights relating to OER impact assessment:

  • diversity in OER purposes in universities
  • invisibility of the re-usage
  • overlooking innovations
  • differences in the OER infrastructure and maturity of the implementation
  • methodological variety
  • visualization and presentation of results

It is meant to be a practical approach to get started by looking at existing policies/strategies for purposes, arguments, or aims related to OER and shows how there is no one way to measure impact. The framework identifies all the aspects that may need to consider for their own context.

For more information, check out:

  • Martin Ebner, Dominic Orr, and Sandra Schön, "OER Impact Assessment: A Framework for Higher Education Institutions and Beyond. Approaches to Assess the Impact of Open Educational Resources" Open Education Studies 4, no. 1 (2022): 296-309. https://doi.org/10.1515/edu-2022-0018. Licensed under CC BY 4.0

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