This study uses a new psychometric model (mixture item response theory-MIMIC model) that simultaneously estimates differential item functioning (DIF) across manifest groups and latent classes. Current DIF detection methods investigate DIF from only one side, either across manifest groups (e.g., gender, ethnicity, etc.), or across latent classes…

Achieving native-like proficiency in a foreign language is a long-term process; therefore, designing and implementing a plan for long-term language achievement may help more learners achieve their long-term language goals of fluency as well as related career goals. This study presents recommendations that may be incorporated into the college…

Maternal depression significantly influences parent-child interactions. While the existence of this impact is well established during playtime, little research has been conducted on the way that maternal depression relates to shared book reading. This is a particularly important activity because it relates to children's language and literacy…

This dissertation addresses the related questions of how online communication technologies affect communication in science and, more broadly, how new ways of interaction in online spaces affect how texts enact genres. Genres have been usefully thought of as typified discursive responses to recurrent social exigences, and much recent work has shown…

This study explored the process of White attitude change around the notion of White privilege spanning the duration of a multicultural education course. Making use of constructivist grounded theory, nineteen intensive, semi-structured interviews were completed with 5 White undergraduate students enrolled in one of two sections of a multicultural…

The population of rural America has faced changes as the manufacturing industries that once assured jobs for those living in rural areas have moved or closed. Small towns have become smaller as younger residents move away for employment or educational opportunities. As these changes take place rural citizens face increased challenges in the wake…

Devastations, transitions, crises, and challenges can trigger what are sometimes referred to, particularly in the field of adult education, as "disorienting dilemmas." Jack Mezirow, an adult educator and social activist, maintained that a disorienting dilemma occurs when an individual encounters a life challenge that cannot be resolved by his or…

Research on body image and body image disturbance has met with great debate and inconsistency regarding definition, conceptualization, and measurement. The fundamental understanding of body image ranges from being a perceptual or visual concept to actually representing attitudes or judgments individuals hold regarding their bodies. The present…

The mechanisms by which the mind encodes meaning into words and reconstructs it from them has been the subject of philosophical speculations at least since Plato and Aristotle in the 4th century B.C. Our current understanding of how the brain is involved in these processes, however, only started in the 19 th century, with precise descriptions of…

Given the potential consequences of test results, it is important that policy makers, educators, and parents understand the empirical base underlying the use and validity of assessments for measuring the academic progress of English Learners (Abedi, Hofstetter, & Lord, 2004). In order to understand how the No Child Left Behind (NCLB) school…

The purpose of this quantitative correlational research study was to examine the relationship between leadership styles of community college nurse educators in Texas and licensure passage rates of nursing community college graduates in Texas. Surveys were conducted to obtain the nurse educators' demographic data. The Multifactor Leadership…

This study builds upon the framework of classroom norms (Cobb, Wood, & Yackel, 1993) and socio-mathematical norms (Cobb & Yackel, 1996) to understand how non-traditional socio-mathematical norms influence student reasoning and transitions to advanced mathematical thinking in undergraduate real analysis. The research involves a qualitative…

Off-campus locations affiliated with established, traditional higher education institutions have grown over the last 30 years (Rohfeld, 1990). The expansion of traditional academia's reach beyond the range of the normal student population has presented many diverse logistical challenges. One of these challenges is the transmittal of organizational…

The nursing faculty shortage is well documented. Higher education administrators turn away qualified student applicants because of the lack of qualified nursing faculty. Furthermore, they find recruitment and retention of qualified nursing faculty a challenge. The purpose of this study was to explore perceptions of the nursing faculty role, causes…

Participation is at the core of democratic society. However, studies have shown that participation is biased toward those who are better educated, more affluent, and in greater possession of civic skills. Scholars have pointed to the Internet as a possible remedy for the disparity in participation for its potential to lower barriers and increase…