Academic department chairs are key in helping universities achieve student success. To succeed in their decisions and furthering their university's educational mission, department chairs can use institutional data to inform their decision-making. In many cases, however, there are gaps, misalignments, and inefficiencies between department chairs…

As online learning platforms and computerized testing become more common, an increasing amount of data are collected about users. These data include, but are not limited to, response time, keystroke logs, and raw text. The desire to observe these features of the response process reflect an underlying interest in the cognitive processes and…

The emergence of social networks and social media has resulted in exponential increase in the amount of data that link diverse types of richly structured digital objects e.g., individuals, articles, images, videos, music, etc. Such data are naturally represented as heterogeneous networks with multiple types of objects e.g., actors, video,…

Educators often use reading programs to address younger students' reading abilities and teachers' perceptions of those reading abilities; however, few researchers have examined teachers' perceptions of the effects of sustained silent reading on middle and high school students. The conceptual framework for this study was based on social learning…

This dissertation, which comprises three independent essays, explores the dynamics of online user behavior and provides IS policy implications across three different applications. The first essay employs an econometric empirical analysis to examine the role of IT interventions on online users' gambling behavior, based on field data collected over…

There are two primary challenges for instructors in offering a high-quality course at large scale. The first is scaling educational experiences to such a large audience. The second major challenge encountered is that of enabling adaptivity of the educational experience. This thesis addresses both major challenges in the way of high-quality…

This dissertation investigates how distributional information in the speech stream can assist infants in the initial stages of acquisition of their native language phonology. An exploratory statistical analysis derives this information from the adult speech data in the corpus of conversations between adults and young children in Russian. Because…

This study examines the contemporary user patterns that emerged when a new medium--the personal computer and the Internet--was introduced into the user's media ecology. The study focuses on the introductory period and current usage. Data analysis conformed to practices accepted by oral historians (Richie, 2003, and Brundage, 2008), and grounded…

Anomaly detection is an important and indispensable aspect of any computer security mechanism. Ad hoc and mobile networks consist of a number of peer mobile nodes that are capable of communicating with each other absent a fixed infrastructure. Arbitrary node movements and lack of centralized control make them vulnerable to a wide variety of…