Browsing UMBC College of Arts, Humanities, and Social Sciences by Issue Date
Now showing items 21-40 of 843
-
Deconstructing the Affirmative Action Categories
(SAGE, 1998-04-01)Affirmative action preferences have traditionally benefited four racial and ethnic group categories: African Americans, Hispanics, Asian Americans, and Native Americans. These categories may be overinclusive, masking ... -
Barriers To Online Teaching In Post-Secondary Institutions: Can Policy Changes Fix It?
(University of West Georgia, 1998-06)Recent technological advances have increased the overall amount of information available and improved accessibility to that information, while at the same time the costs of publishing information have decreased. These ... -
Effects of prefrontal cortical lesions on neuropeptide and dopamine receptor gene expression in the striatum-accumbens complex
(Elsevier, 1998-06-25)In the rat, neurochemical, behavioral, and anatomical investigations suggest that medial prefrontal cortical input modulates the activity of the basal ganglia. To understand how prefrontal dysfunction might alter ... -
Progress In Learning: A Review Of Catania's 4th Edition
(Wiley Online Library, 1998-12) -
Barriers to Online Teaching in Elementary, Secondary, and Teacher Education
(1999)A review of the literature regarding the barriers to the use of educational technology in primary and secondary education was done. An emphasis was placed on the diffusion of computers in the schools, since the focus of ... -
Online Teaching : Purpose and Methods
(Communication Institute for Online Scholarship, 1999)Education is changing. In a time when demographic, economic, political, and pedagogical reasons are causing a greater number of adults to seek access to larger amounts of quality education in post-secondary settings, ... -
Interaction in Post-Secondary Web-Based Learning
(Educational Technology Publications Inc., 1999-01)Distance education in the industrialized nations has seen dramatic changes in delivery technologies over the past few decades. Computer-mediated communication and the World Wide Web allow significantly faster interaction ... -
Hunting and Fishing Are Different
(Educational Technology Publications Inc., 1999-03) -
Minor Physical Anomalies, Dermatoglyphic Asymmetries, and Cortisol Levels in Adolescents With Schizotypal Personality Disorder
(American Psychiatric Association, 1999-04-01)A relationship between schizotypal personality disorder and schizophrenia has been documented in behavioral genetic studies, and there are similarities in the cognitive deficits and brain abnormalities associated with these ... -
Competition between positive and negative reinforcement in the treatment of escape behavior
(Wiley Online Library, 1999-08)We compared the effects of reinforcing compliance with either positive reinforcement (edible items) or negative reinforcement (a break) on 5 participants' escape-maintained problem behavior. Both procedures were assessed ... -
Bilingual language acquisition by Korean schoolchildren in New York City
(Cambridge University Press, 1999-08-01)This paper examines the bilingual language development of young Korean–American children with respect to their acquisition of English grammatical morphemes and the different plural marking systems of Korean and English. ... -
Evaluating self-control and impulsivity in children with severe behavior disorders
(Wiley Online Library, 1999-11)Impulsivity and self-control involve a choice between a smaller, more immediate reinforcer and a larger, more delayed reinforcer. Impulsive behavior occurs when responding produces the more immediate, relatively smaller ... -
Multiple Source Pools and Dispersal Barriers for Galápagos Plant Species Distribution
(Wiley, 2000)We reexamined geographic factors explaining the number of plant species on islands in the Galápagos Archipelago. We hypothesized that plant species richness (S) was related to the number of source pools and that plant ... -
Barriers to distance education as perceived by managers and administrators: Results of a survey
(2000-01)It is becoming increasingly unusual to pick up a professional training or education journal without seeing articles concerning alternatives to in-person teaching and learning. Distance education is not new, but the new ... -
Electronic Discussion Group Lists In Adult Learning
(2000-07)Online electronic discussion groups (EDGs) are formed as a result of voluntary association (Harnack & Fest, 1964). Some persons use EDGs to gather information, to explore different perspectives on the same issues, much as ... -
Designing Discussion Questions for Online, Adult Learning
(Educational Technology Publications Inc., 2000-09) -
Conversational code-switching among Korean-English bilingual children
(SAGE Journals, 2000-09-01)Using the sequential analysis developed by Auer(1984,1995), this paper attempts to show how young Korean-English bilingual schoolchildren employ code-switching to organize their conversation. Auer's distinction between ... -
Reduced GAP-43 mRNA in Dorsolateral Prefrontal Cortex of Patients with Schizophrenia
(Oxford University Press, 2001-02-01)Schizophrenia has been associated with anatomical and functional abnormalities of the dorsolateral prefrontal cortex (DLPFC), which may reflect abnormal connections of DLPFC neurons. We measured mRNA levels of growth-associated ... -
Fixed-time schedule effects as a function of baseline reinforcement rate
(Wiley Online Library, 2001-03)Using an arbitrary response, we evaluated fixed-time (FT) schedules that were either similar or dissimilar to a baseline (response-dependent) reinforcement schedule and extinction. Results suggested that both FT schedules ... -
AMPA receptor binding in the dorsolateral prefrontal cortex of schizophrenics and controls
(Elsevier, 2001-04-02)