Purpose: The purpose of this study was to determine the extent to which vowel metrics are capable of distinguishing healthy from dysarthric speech and among different forms of dysarthria. Method: A variety of vowel metrics were derived from spectral and temporal measurements of vowel tokens embedded in phrases produced by 45 speakers with…

The author of this commentary argues that physical scientists are attempting to advance knowledge in the so-called hard sciences, whereas education researchers are laboring to increase knowledge and understanding in an "extremely hard" but softer domain. Drawing on the work of Popper and Dewey, this commentary highlights the relative…

In this commentary, the author argues that there is a considerable degree of similarity between research in the hard sciences and education and that this provides a useful lens for thinking about what constitutes "rigorous" and "scientific" education research. He suggests that the fundamental property of hard science research…

In this article, we respond to Wolery's critique of the What Works Clearinghouse (WWC) pilot "Standards," which were developed by the current authors. We do so to provide additional information and clarify some points previously summarized in this journal. We also respond to several concerns raised by Maggin, Briesch, and Chafouleas…

Exploratory Factor analysis is a research tool that can be used to make sense of multiple variables which are thought to be related. This can be particularly useful when a qualitative methodology may be the more appropriate method for collecting data or measures, but quantitative analysis enables better reporting. This case first gives a brief…

The current study examined the heterogeneity in the development of school-based prosocial behavior from Grades 1 to 12 and the role of multiple early childhood antecedents in predicting heterogeneous developmental trajectories of prosocial behavior in a sample of 784 children facing early risks and vulnerabilities (predominantly from low-income…

Policymakers and educators on Guåhan (Guam) are concerned about the persistent shortage of qualified K-12 teachers. Staff at the Unibetsedåt Guåhan (University of Guam, UOG) School of Education, the only local university that offers a teacher training and certification program, believe that more students are interested in becoming teachers but…

This Study Snapshot highlights key findings from a study that examined which student demographic and academic preparation characteristics predict passing the Praxis® Core test and each of its subtests at the Unibetsedåt Guåhan (University of Guam, UOG) School of Education. This information is needed to increase admissions to the School of…

Policymakers and educators on Guåhan (Guam) are concerned about the persistent shortage of qualified K-12 teachers. Staff at the Unibetsedåt Guåhan (University of Guam, UOG) School of Education, the only local university that offers a teacher training and certification program, believe that more students are interested in becoming teachers but…

The "Using High School and College Data to Predict Teacher Candidates' Performance on the Praxis at Unibetsedåt Guåhan (University of Guam)" study examined which student demographic and academic preparation characteristics predict passing the Praxis® Core test and each of its subtests at the Unibetsedåt Guåhan (University of Guam, UOG)…

The Coronavirus (COVID-19) outbreak became a public health concern which affected normal processes and conduct of almost everything. Education was greatly affected and cannot be conducted on the normal classroom setup. The Department of Education in response to the COVID-19 pandemic developed a system through the Basic Education Learning…

The present investigation targets the empirical validation of the correlation surface between psychopathology and ego-strength suggested by Eysenck. The sample comprised 37 middle aged adults from the Grand Duchy of Luxembourg. Established hypotheses could not be verified and results even significantly tended in the opposite direction. The…

Since our first studies of information and communications technology (ICT) skills and ICT use at universities in 2004, ICT and its use by students has changed greatly. In order to obtain a more detailed picture of ICT skills, we first construct a new instrument to measure the self-perception of ICT skills (49 items) and of ICT use (53 items) by…

Despite the growing scholarly interest in educational computer games, research on popular online educational games is rare. Little is known about which online educational games are popular and to what extent, what kind of users are more interested in these games and how interest in the games is related to academic performance. To fill this gap,…

Teachers, especially their teaching behaviours, play an important role in students' learning and students with a high interest in learning show deeper understanding in the classroom. This study intends to explore how far the teacher's charisma--knowledge, character traits, teaching techniques and humour--contribute to students' interest in…