Threats to Internal Validity in Single Subject Research Designs

In today’s episode of BOOST U!, Maddie Duke, M.S., BCBA, and Bill Carlucci, M.S., BCBA talk about the threats to internal validity from section D of the BCBA® Task List. Listeners can expect to learn the main threats to internal validity, examples for each, and where to learn more about these threats. 

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Maddie: mduke@abatechnologies.com  

Bill: bcarlucci@abatechnologies.com 

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Recommended reading: Gast, D. L., & Ledford, J. R. (Eds.). (2014). Single case research methodology: Applications in special education and behavioral sciences (2nd ed.). Routledge/Taylor & Francis Group. https://doi.org/10.4324/9780203521892

6th edition Test Content Outline can be found here: https://www.bacb.com/wp-content/bcba-outline-6thEd/ 

BCBA Handbook can be found here: https://www.bacb.com/bcba-handbook