The purpose of this qualitative descriptive study was to explore how learners describe what factors lead learners to abandon a learning strategy and adopt another learning strategy and how the new learning strategy differs from previously learned and implemented learning strategies to reduce the extraneous cognitive load on a single science,…

Student success efficacy studies are aimed at assessing instructional practices and learning environments by evaluating the success of and characterizing student subgroups that may benefit from such modalities. We develop an ensemble learning approach to perform these analytics tasks with specific focus on estimating individualized treatment…

Online course enrollments continue to increase, and even more online courses are now offered as a result of the pandemic (O'Keefe et al., 2020). Although some students succeed in online courses (Battalio, 2009; Murray et al., 2012), most either earn low grades or do not complete the courses (Angelino et al., 2007; Wilson & Allen, 2011). Some…

This study investigated the effect of implementing a flipped classroom model, constructed using Bloom's taxonomy, task-based instruction (TBI) and Gagne's nine events, on student learning, perceptions of learning, and student interactions in Chinese College English as Foreign Language (EFL) courses. In this embedded mixed methods study, the sample…

This dissertation investigates the longitudinal development of Chinese language proficiency among students in a Chinese as a Foreign Language (CFL) Flagship Program at an American public university from 2014 to 2024. Using Bayesian multilevel regression models, this study assesses the trajectories of listening, speaking, and reading proficiency…

Climate change and the resulting and related environmental and humanitarian outcomes are some of the fundamental challenges of the 21st century. Green chemistry, a relatively recent addition to the chemistry family, aims to reframe chemistry so that chemistry ethically and responsibly attends to its own environmental and human health impacts and…

This article explored the academic experiences of nontraditional students enrolled in an undergraduate degree program. For the purposes of this study students were deemed to be nontraditional if they met one of the following characteristics: had delayed enrollment into postsecondary education; attended college part-time; worked full time; were…

This dissertation investigates whether and how learners' heritage language (HL) background and explicitness of feedback influence second language (L2) pragmatic development of Korean referent honorifics through conversational interaction. Specifically, this study focuses on HL learners versus non-heritage language (NHL) learners and recasts versus…