Academic Presentations

Castellanos-Reyes, D., Olesova, L., & Sadaf, A. (2025, April 23 – 27). Generative AI for Researching Cognitive Presence in Online Learning Environments. American Educational Research Association Annual Meeting. Denver, CO, USA. https://convention2.allacademic.com/one/aera/aera25/

Smyslova, D., & Castellanos-Reyes, D. (2025, April 23 – 27). Transforming Connections into Scholarly Collaborations: a Social Network Analysis of an Educational Research Institution. American Educational Research Association Annual Meeting. Denver, CO, USA. https://convention2.allacademic.com/one/aera/aera25/

Zhang, X., Castellanos-Reyes, D., Forney, C., Williams, B., Abbas, F., & Chu, G. (2025, April 23 – 27). Impact of Debt Avoidance on Retention and Completion Rates of Undergraduate Student. American Educational Research Association Annual Meeting. Denver, CO, USA. https://convention2.allacademic.com/one/aera/aera25/

Caskurlu, S., Castellanos-Reyes, D., Lim, J., & Kozan, K. (2025, April 23 – 27). A Systematic Review of Learning Analytics Research on the Community of Inquiry Framework. American Educational Research Association Annual Meeting. Denver, CO, USA. https://convention2.allacademic.com/one/aera/aera25/

Byun, S., Levy, R., Jiang, S., Castellanos-Reyes, D., & McClure, J. (2024, June). Creating Diverse Data Science Learning Pathways with the ADAPT Model [Poster Session]. IUSE Summit, Washington, DC. https://aaas-iuse.org/resource/creating-diverse-data-science-learning-pathways-with-the-adapt-model/

Caskurlu, S., Kozan, K., Lim, J. & Castellanos-Reyes, D. (2024). Learning Analytics in Community of Inquiry Research. Association for Educational Communications and Technology Annual Meeting, Kansas, USA. https://virtual.oxfordabstracts.com/event/public/4164/submission/1108

Castellanos-Reyes, D., Olesova, L. & Sadaf, A. (2024). Generative AI for Content Analysis of Discussion Board Text Data. Association for Educational Communications and Technology Annual Meeting, Kansas, USA. https://virtual.oxfordabstracts.com/event/public/4164/submission/276

Olesova, L., Choi, H., Castellanos-Reyes, D., Sadaf, A., Gant, S. & Cabrales, L. (2024). Examining Student Interaction Patterns within Practical Inquiry Model (PIM) Through Social Network Analysis. Association for Educational Communications and Technology Annual Meeting, Kansas, USA. https://virtual.oxfordabstracts.com/event/public/4164/submission/1287

Zhuang, M., Long, S., Martin, F., & Castellanos-Reyes, D. Systematic Review on the Affordances and Use of AI in Online Teaching for Higher Education. Association for Educational Communications and Technology Annual Meeting, Kansas, USA. https://virtual.oxfordabstracts.com/event/public/4164/submission/811

Abbas, F., Chu, G., Forney, C., Castellanos-Reyes, D., Williams, B., & Zhang, X. (2024, 24-27). Impact of Debt Avoidance on Retention and Completion Rates of Bachelor’s Degree at 4-year public institutions. 2024 National Center for Education Statistics Data Institute, Washington, D.C.

Castellanos-Reyes, D. & Wiley, D. (2024, April 10 – 15). Enhancing Open Educational Resources Sustainability and Impact: A Longitudinal Study Using Learning Analytics. American Educational Research Association Annual Meeting. Philadelphia, PA, USA. https://convention2.allacademic.com/one/aera/aera24/

Castellanos-Reyes, D. & Richardson, J. C. (2023, October 15 – 19). Social presence over time: A social learning analytics approach. Association for Educational Communications and Technology Annual Meeting, Orlando, FL, USA. https://convention2.allacademic.com/one/aect/aect23/

Castellanos-Reyes, D. & Richardson, J. C. (2023, June 27 – July 1) Exploring social presence and influence in online students: A longitudinal network analysis [Poster Presentation]. International Network for Social Network Analysis - SUNBELT, Portland, OR, USA.

Richardson, J.C., Caskurlu, S., Castellanos-Reyes, D., Fiock, H. & Duha, M. S. U. (2023, June 10-20) Implementation of scaffolding in higher education [Paper presentation]. EDEN 2023 Annual Conference – Digital Learning Europe, Dublin, Ireland.

Castellanos-Reyes, D. & Richardson, J. C. (2023, April 13-15) The Evolution of Social Presence: Longitudinal Network Analysis of Students’ Peer Influence in Online Learning [Poster Presentation]. American Educational Research Association Annual Meeting, Chicago, IL, USA. https://convention2.allacademic.com/one/aera/aera23/

Note: As part of the NAEd/Spencer sponsored session on “Promising Scholarship in Education Research: Dissertation Fellows and Their Research”

Castellanos-Reyes, D. & Richardson, J. C. (2023, April 13-15) The Evolution of Social Presence: A Network Analysis Exploration [Paper Presentation]. American Educational Research Association Annual Meeting, Chicago, IL, USA. https://convention2.allacademic.com/one/aera/aera23/

Richardson, J. C., Castellanos-Reyes, D., Janakiraman, S., & Duha, S. (2023, April 13-15) Impact of an Open Online Repository to Support Online Teaching and Learning: The Users’ Perspective, [Roundtable Presentation]. American Educational Research Association Annual Meeting, Chicago, IL, USA. https://convention2.allacademic.com/one/aera/aera23/

Castellanos-Reyes, D., Caskurlu, S., Ifenthaler, D., Ocak, C., Staudt Willet, K. B., & Wiley, D. (2022, October 20 - 18) Learning Analytics for Continuous Improvement: An Instructional Design Perspective [Panel Presentation] Association for Educational Communications and Technology Annual Meeting, Las Vegas, USA. https://convention2.allacademic.com/one/aect/aect22/

Caskurlu, S., Richardson, J. C., Maeda, Y., & Castellanos-Reyes, D. (2022, October 20 - 18) The Relationship between Cognitive Presence in Online Learning and Students’ Learning and Satisfaction: A Meta-Analysis [Paper Presentation] Association for Educational Communications and Technology Annual Meeting, Las Vegas, USA. https://convention2.allacademic.com/one/aect/aect22/

Castellanos-Reyes, D. Richardson, J.C., Maeda, Y., & Koehler, A. (2022, October 20 - 18) Students’ Peer Influence of Social Presence in Online Learning: A Longitudinal Study [Poster Presentation]. Association for Educational Communications and Technology Annual Meeting, Las Vegas, USA. https://convention2.allacademic.com/one/aect/aect22/

Castellanos-Reyes, D., Ramoutar, S., & Richardson, J. C. (2022, April 21 - 26) Researching Online Learning Interaction using Social Learning Analytics: A Conceptual Framework [Roundtable Presentation]. American Educational Research Association Annual Meeting, San Diego, CA, USA. https://convention2.allacademic.com/one/aera/aera22/

Richardson, J., Caskurlu, S., Castellanos-Reyes, D., Duan, S., Duha, M., Fiock, H., & Long, Y. (2022, April 21 - 26) Scaffolding in Online Higher Education Courses: Insights from Faculty [Roundtable Presentation]. American Educational Research Association Annual Meeting, San Diego, CA, USA. https://convention2.allacademic.com/one/aera/aera22/

Castellanos-Reyes, D., Chartier, K., & Richardson, J. (2022, March 21 - 26). Analyzing Problem-Solving Using Process Data and Transitional Networks: The Case of Colombia and Singapore [Poster Presentation]. 12th International Conference on Learning Analytics and Knowledge (LAK22), virtual.

Richardson, J., Huang, W., Alsup, J., Castellanos-Reyes, D., & Duha, M. (2022, January 2 - 6). Purdue Repository for online Teaching and Learning (PoRTAL): Developing and Implementing OERs to Guide Excellence in Online Teaching [Paper Presentation]. 20th Hawaii International Conference on Education, Hawaii, USA. https://hiceducation.org/program/

Richardson, J., Caskurlu, S., Castellanos-Reyes, D., Duan, S., Duha, M., Fiock, H., & Long, Y. (2021, November 2 - 7). Instructors’ Conceptualization and Implementation of Scaffolding in Online Higher Education Courses [Paper Presentation]. Association for Educational Communications and Technology Annual Meeting, Chicago USA. https://convention2.allacademic.com/one/aect/aect21/

Castellanos-Reyes, D., Ramoutar, S., & Richardson, J. C. (2021, November 2 - 7) Using social learning analytics: A conceptual framework to research Learner Interaction in Online Learning [Roundtable Presentation]. Association for Educational Communications and Technology Annual Meeting,Chicago USA. https://convention2.allacademic.com/one/aect/aect21/

Castellanos-Reyes, D., Maeda, Y., & Richardson, J. C. (2021, November 2 - 7). Stability of the constructs of the Community of Inquiry Survey Over Time [Paper Presentation]. Association for Educational Communications and Technology Annual Meeting, Chicago, USA. https://convention2.allacademic.com/one/aect/aect21/

Castellanos-Reyes, D., Maeda, Y., & Richardson, J. C. (2021, April 8 - 12) Social networking sites and affective outcomes: A systematic review and meta-analysis [Paper Presentation]. American Educational Research Association Annual Meeting, virtual. https://convention2.allacademic.com/one/aera/aera21/

Castellanos-Reyes, D., Huang, W., & Richardson, J. C. (2021, April 8 - 12) The dynamics of learner-learner interaction over time: A networked analysis using stochastic actor-oriented models [Poster presentation]. American Educational Research Association Annual Meeting, virtual. https://convention2.allacademic.com/one/aera/aera21/

Castellanos-Reyes, D., Romero-Hall, E., Vasconcelos, L. Glazewski, K. & García, B. (2020, November 2 - 7) To be a Latinx in instructional design: A rare gem [Panel Presentation]. Association for Educational Communications and Technology Annual Meeting, virtual. https://convention2.allacademic.com/one/aect/aect20/

Castellanos-Reyes, D., Maeda, Y., & Richardson, J. C. (2020, November 2 - 7) The relationship between social networking sites and perceived learning and satisfaction: A meta-analysis [Paper Presentation]. Association for Educational Communications and Technology Annual Meeting, virtual. https://convention2.allacademic.com/one/aect/aect20/

Castellanos-Reyes, D., Richardson, J. C., & Maeda, Y. (2020, November 2 - 7) Cognitive presence over time [Roundtable Presentation]. Association for Educational Communications and Technology Annual Meeting, virtual. https://convention2.allacademic.com/one/aect/aect20/

Caskurlu, S., Maeda, Y., Richardson, J. C., Lv, J., Kozan, K., Castellanos-Reyes, D. & Duha, M. (2020, Apr 17 - 21) The Relationship Between Teaching Presence and Student Outcomes in Online Education: A Meta-Analysis [Roundtable Session]. AERA Annual Meeting San Francisco, CA http://tinyurl.com/yx6thkmn (Conference Canceled)

Richardson, J., Castellanos-Reyes, D., Janakiraman, S., Duha, S., Caskurlu, S., Ashby, I. & Huang, W. (2019, October 21-25). Developing a digital repository for online teaching and learning using design-based research [Poster presentation]. Association for Educational Communications and Technology, Las Vegas, NV, EEUU.

Richardson, J., Newby, T., Grimmet, K., Castellanos-Reyes, D., Janakiraman, S., Duha, S., Caskurlu, S., & Ashby, I. (2019, August 23-25). PoRTAL: Purdue Repository for Online Teaching and Learning [Conference session]. International Conference on Computer Science and Technologies in Education, Cairo, Egypt.

Castellanos-Reyes, D. (2019, June 12-14). The adventure of solving instructional problems [Symposium]. In Primer Campamento Internacional de Investigación RC2. UNIMINUTO University, Cundinamarca, Colombia.

Castellanos-Reyes, D. (2016, December 2). Gifted education teaching practices in high schools of Bogotá, Colombia [Symposium]. In Undergraduate Research Experience Purdue-Colombia (UREP-C) research symposium. West Lafayette, IN, EEUU.

Castellanos-Reyes, D. (2016, October 22). Gifted education strategies in regular classrooms [Poster presentation]. Latino Research: Talento Local y de Exportación, West Lafayette, IN, EEUU.