The Relationship between Social Presence and Critical Thinking: Results from Learner Discourse in an Asynchronous Learning Environment. - Jamie Costley; Christopher Lange (J. Inf. Technol. Educ. Res., 2016)

Video lectures in e-learning: Effects of viewership and media diversity on learning, satisfaction, engagement, interest, and future behavioral intention. - Jamie Costley; Christopher Lange (Interact. Technol. Smart Educ., 2017)

The Effects of Instructional Design on Student Engagement with Video Lectures at Cyber Universities. - Jamie Costley; Christopher Hughes; Christopher Lange (J. Inf. Technol. Educ. Res., 2017)

The effects of self-regulated learning and cognitive load on beginning to watch and completing video lectures at a cyber-university. - Christopher Hughes; Jamie Costley; Christopher Lange (Interact. Technol. Smart Educ., 2018)

The relationship between system-provided learner control and maintained situational interest within e-learning courses. - Christopher Lange (Interact. Technol. Smart Educ., 2018)

The moderating effects of intrinsic load on the relationship between self-regulated effort and germane load. - Christopher Lange; Jamie Costley (J. Comput. Assist. Learn., 2018)

The Role of Motivation in the Use of Lecture Behaviors in the Online Classroom. - Mik Fanguy; Jamie Costley; Christopher Lange; Matthew Baldwin; Seunglock Han (J. Inf. Technol. Educ. Res., 2018)

The effects of video lecture viewing strategies on cognitive load. - Jamie Costley; Mik Fanguy; Christopher Lange; Matthew Baldwin (J. Comput. High. Educ., 2021)

The mediating effect of sequencing and fading on the relationship between e-learning personalization and germane load. - Jamie Costley; Christopher Lange (Interact. Learn. Environ., 2023)

The relationship between instructional scaffolding strategies and maintained situational interest. - Christopher Lange; Anna Gorbunova; Evgeniia Shmeleva; Jamie Costley (Interact. Learn. Environ., 2023)

Examining the relationship between self-regulated effort and maintained situational interest in an online learning environment. - Regina Sutarmina; Jamie Costley; Anna Gorbunova; Christopher Lange (Educ. Inf. Technol., 2025)