This page provides links to the videos of the (i) UBC-Paragon Webinar Series, (ii) online videos of my invited and keynote addresses, and (iii) key reports.
Woitschach, P., & Zumbo, B.D. (2021, March). Nonparticipation (Unit Nonresponse) In Surveys: A Practitioner’s Guide to the Conceptualization, Impact of, and Adjustment for Unit Nonresponse [webinar]. Vancouver, B.C.: British Columbia Patient-Centred Measurement. To view the videos and access the supplementary materials please click the tab on this website or click [SURVEY NONRESPONSE]
Nonparticipation (Unit Nonresponse) In Surveys: A Practitioner’s Guide to the Conceptualization, Impact of, and Adjustment for Unit Nonresponse -- 3-Part Webinar A three-part webinar that aims to take data analysts and applied researchers with little background in statistical survey science through the conceptualization,impact of, and statistical methods for the adjustment for nonparticipation (unit nonresponse) of statistical surveys. Either see the tab [SURVEY NONRESPONSE] The webinar reports on simulations of the impact of unit nonresponse as well as a description and demonstration of adjusting for unit nonresponse using propensity score weighting- including example data, R code using Twang, and SPSS syntax using the Complex Survey module.
UBC-Paragon Webinar Series 2021-2
Testing and assessment, on the many ways of being human
Zumbo, B.D. (2021, March). Situating Methodological Challenges to Ensure Fairness and Equity in Testing Within My View of Validity as Contextualized and Pragmatic Explanation [Video]. UBC-Paragon Webinar Series 2021-2. University of British Columbia, Vancouver, B.C. To view the video, please click here For a copy of the presentation slides click here
UBC-Paragon Webinar Series 2021-1
Common research questions in assessment and validation studies that use regression are: – Which of the variables is most predictive of the criterion measure? – What variable(s) is most explanatory of our test scores?
Zumbo, B.D. (2021, February). Embedding IRT in Structural Equation Models as a Solution to Problems with Measurement Error in Predictor Variables in Validation Research [Video]. UBC-Paragon Webinar Series 2021-1. Vancouver, B.C. To view the video, please click here For a copy of the presentation slides click here
Taking an ‘over the shoulder look’ back while charting the course ahead: The impact to date of the Paragon UBC Professorship on psychometric science & practice and what is on the horizon – Feb 12, 2021. To view the video, please click here.
Hosted by Professor Bruno Zumbo with guests Professor Blye Frank, Dean of Education, and Professor Patsy Duff, Associate Dean, Research, in the Faculty of Education .
Zumbo, B.D. (2020, November). On “Assembled Validity”: Connections to Validity, Language Testing & Student Evaluations of Teaching. Invited address hosted by the University of East Anglia, School of Education and Lifelong Learning, Norwich, UK. [Online Virtual Address]. To view the video, please click here.
Drawing on Kane's argument-based approach to validity and Toulmin's later work on cosmopolitanism and diversity, this work asks whose validity arguments and evidence are being presented. Remarks about and broader implications of Addey, Maddox, and Zumbo's 'Assembled Validity': With connections to Validity Theory and Validation, Language Testing, and to University/College Uses of Student Evaluations of Teaching. (November 30, 2020).
Zumbo, B.D. (2020, September). Looking Back, Looking Ahead: Outcomes, Impacts, and Next Steps – UBC-Paragon Partnership, 2015 – 2020. University of British Columbia, Vancouver, B.C. For a copy of the report, please click here. To view the video of the presentation of this report, please click here.
I describe the Paragon UBC Professorship and its impact to date on psychometric science & practice. Tags and Topics Start time 1. Introductory Remarks/Setting the Stage 0:00 2. What is the UBC-Paragon Partnership? 1:36 3. Outcomes of the Partnership 8:52 4. Impacts of the Outcomes/Activities 21:15 5. Collaborations with Paragon Staff 22:03 6. Looking Ahead 29:29 END 31:48
Zumbo, B.D. (2020, August). On Computational Psychometrics as a Validity Framework for Process Data. Presented at the Annual Meeting of the National Council for Measurement in Education (NCME), San Francisco, CA. [Online
Virtual Conference]. To view the video of the presentation please click here For a copy of the presentation slides click here
Invited remarks to an NCME session devoted to data-driven algorithms for improving the inferences made from technology-supported testing and assessment systems (August 2020)
Zumbo, B.D. (2015, November). Consequences, Side Effects and the Ecology of Testing: Keys to Considering Assessment ‘In Vivo’. Keynote address, the annual meeting of the Association for Educational Assessment – Europe (AEA-Europe), Glasgow, Scotland. To view the video of the keynote address, please click here
Zumbo, B.D. (2015, November). Tides, Rips, and Eerie Calm at the Confluence of Data Uses, Consequences, and Validity. Plenary address, ‘The Production of Data in International Assessments’, Research Conference organised by the Laboratory of International Assessment Studies, Economic and Social Research Council (ESRC), University of East Anglia, Norwich, UK. To view the video of the keynote address, please click here Click here for the Abstract / Summary.