458 research outputs found
Teacher Candidates Learn to Create Teacher Websites to Support Student Success Through Student, Parent and Community Engagement
‘Theory to practice’ based learning activities are important for teachers in training. Therefore, as part of a course in a Bachelor of Education program in Ontario, Canada teacher candidates learned how to create effective teacher websites to promote the healthy development of students as well as engage students, parents, and the community in the learning environment. Student, parent, and community engagement are considered key elements of student success. This learning activity and how teacher candidates developed effective websites based on theories of healthy development and student success were explored in this paper. First, the research related to teacher websites is reviewed. Next, two case studies are presented to illustrate how components of teacher websites can engage students, their parents and the community. The case illustrations also demonstrated how educational and child development theories can be transferred to ‘practice’ for teacher candidates in their program of studies. Finally, recommendations for including teacher websites into teacher training programs and ways to engage students and parents in websites are included
To Guide Or Not to Guide? Causes and Consequences of Stopping Quarterly Earnings Guidance
In recent years, quarterly earnings guidance has been harshly criticized for inducing managerial short-termism and other ills. Managers are, therefore, urged by influential institutions to cease guidance. We examine empirically the causes of such guidance cessation and find that poor operating performance¿decreased earnings, missing analyst forecasts, and lower anticipated profitability¿is the major reason firms stop quarterly guidance. After guidance cessation, we do not find an appreciable increase in long-term investment once managers free themselves from investors' myopia. Contrary to the claim that firms would provide more alternative, forward-looking disclosures in lieu of the guidance, we find that such disclosures are curtailed. We also find a deterioration in the information environment of guidance stoppers in the form of increased analyst forecast errors and forecast dispersion and a decrease in analyst coverage. Taken together, our evidence indicates that guidance stoppers are primarily troubled firms and stopping guidance does not benefit either the stoppers or their investors
Enhancing the Good in “Doing Good”: Research and Interventions to Support a Leadership Development After-School Program
Project 440 aims to help young musicians develop their skillset by cultivating strengths of character that will contribute to overall resilience. Strategic cultivation of resilience leads to development of patterns of positive change during or following challenging circumstances, both significant and small. These individual characteristics include self-efficacy, optimism, hope, grit, and character strengths. Each of these characteristics can be measured and is supported by a strong body of scientific literature demonstrating positive outcomes, including among students. Weaving these concepts into an already effective curriculum through research-based annotations, measurements, and interventions is intended to fortify resiliency in young musicians and will enhance an already robust educational program using positive psychology practices and principles
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Unexpectedly High Cover of Acropora cervicornis on Offshore Reefs in Roatan (Honduras)
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Factors Affecting Speech Discrimination in Children with Cochlear Implants: Evidence from Early-Implanted Infants
Background
To learn words and acquire language, children must be able to discriminate and correctly perceive phonemes. Although there has been much research on the general language outcomes of children with cochlear implants (CIs), little is known about the development of speech perception with regard to specific speech processes, such as speech discrimination.
Purpose
The purpose of this study was to investigate the development of speech discrimination in infants with CIs and identify factors that might correlate with speech discrimination skills.
Research Design
Using a Hybrid Visual Habituation procedure, we tested infants with CIs on their ability to discriminate the vowel contrast /i/-/u/. We also gathered demographic and audiological information about each infant.
Study Sample
Children who had received CIs before 2 yr of age served as participants. We tested the children at two post cochlear implantation intervals: 2–4 weeks post CI stimulation (N = 17) and 6–9 mo post CI stimulation (N = 10).
Data Collection and Analysis
The infants’ mean looking times during the novel versus old trials of the experiment were measured. A linear regression model was used to evaluate the relationship between the normalized looking time difference and the following variables: chronological age, age at CI stimulation, gender, communication mode, and best unaided pure-tone average.
Results
We found that the best unaided pure-tone average predicted speech discrimination at the early interval. In contrast to some previous speech perception studies that included children implanted before 3 yr of age, age at CI stimulation did not predict speech discrimination performance.
Conclusions
The results suggest that residual acoustic hearing before implantation might facilitate speech discrimination during the early period post cochlear implantation; with more hearing experience, communication mode might have a greater influence on the ability to discriminate speech. This and other studies on age at cochlear implantation suggest that earlier implantation might not have as large an effect on speech perception as it does on other language skills
Sugar In School Breakfasts: A School District\u27s Perspective
A recent series of emails and phone calls from parents concerned about the sugar content of Houston Independent School District’s school breakfasts revealed that a new issue had risen to the surface. This prompted us to look closely at the sugar content of our breakfast items. School districts participating in the National School Breakfast Program follow a strict set of nutritional regulations set forth by the USDA under the Healthy Hunger Free Kids Act (HHFKA) of 2010 in response to the childhood obesity epidemic. HHFKA made significant changes to the breakfast meal pattern, but did not set standards for the sugar content. Whether this is an oversight or the authors of the law intentionally did not limit sugar, the result is the same: lower fat, higher carbohydrate school breakfast meals. Herein, we would like to provide the perspective of a school food service organization concerning sugar in breakfast, and present the challenges and efforts made to provide students with healthy, well-balanced school breakfasts
Imaging X-ray Polarimetry Explorer Mission Overview and Systems Engineering Status
The Imaging X-ray Polarimetry Explorer (IXPE) is a space-based observatory that will have the capability to measure the polarization of X-rays from astrophysical sources. IXPE will improve sensitivity over OSO-8, the only previous X-ray polarimeter, by two orders of magnitude in required exposure time. IXPE will yield insight into our understanding of X-ray production in objects such as neutron stars as well as stellar and supermassive black holes. IXPE measurements will provide new dimensions for probing a wide range of cosmic X-ray sources-including active galactic nuclei (AGN) and microquasars, pulsars and pulsar wind nebulae, magnetars, accreting X-ray binaries, supernova remnants, and the Galactic center
Re-Calibrating DIY: Testing Participation across Digital Sensors, Fry Pans and Environmental Media
An increasing number of low-cost and do-it-yourself (DIY) digital sensors for monitoring air quality are now in circulation. DIY technologies attempt to democratize environmental practices such as air quality sensing that might ordinarily be the domain of expert scientists. But in the process of setting up and using DIY sensors, citizens encounter just as many challenges for ensuring the accuracy of their devices and the validity of their data. In this article, we look specifically at the infrastructures and practices of DIY digital sensing. Through an analysis of urban sensing in London as an environmental media practice, we consider the specific techniques and challenges of calibrating DIY digital sensors for measuring air pollution in order to ensure the relative accuracy and validity of data. We ask: How are DIY calibration practices expressive of particular political subjects and environmental relations—and not others? And how might we re-calibrate DIY as a digital practice and political commitment through engagements with the multiple genealogies and counter-genealogies of citizen-led inquiry
Urban Sensing
Sensors are a vital part of environmental monitoring within scientific
study. The Citizen Sense project democratises these technologies
through instruments for mass observation, enabling engagement
with environmental issues, both locally and further afield.
Frackbox was designed to be covertly placed at the intersections
between Pennsylvanian citizens’ homes and nearby fracking sites in
the United States. These structures (which at first glance appear to
be the standard road-side US mailbox) contain a kit which monitors
air pollutants and volatile organic compounds. Members of the
Pennsylvanian community, working with the kits in 2014, were able
to collect enough evidence to unlock an additional $1.6 million of
state funding towards further environmental monitoring.
The Dustboxes are a series of low-tech air pollution data collectors,
housed in a ceramic case resembling an air pollutant particle.
Residents of Deptford in London were able to borrow these devices
for free from their local library to measure air pollution in their own
areas. Each Dustbox streamed real-time data to an online platform,
available for all to view at: citizensense.net
The New Observatory transforms FACT in Liverpool into an observatory for the 21st century, bringing together an international group of artists exploring new and alternative modes of measuring, predicting, and sensing the world
Symptoms predicting remission after divalproex augmentation with olanzapine in partially nonresponsive patients experiencing mixed bipolar I episode: a post-hoc analysis of a randomized controlled study
<p>Abstract</p> <p>Background</p> <p>Rating scale items in a 6-week clinical trial of olanzapine versus placebo augmentation in patients with mixed bipolar disorder partially nonresponsive to ≥14 days of divalproex monotherapy were analyzed to characterize symptom patterns that could predict remission. At baseline, the two treatment groups were similar.</p> <p>Findings</p> <p>Factor analysis with Varimax rotation was performed <it>post hoc </it>on baseline items of the 21-Item Hamilton Depression Rating Scale (HDRS-21) and Young Mania Rating Scale (YMRS). Backwards-elimination logistic regression ascertained factors predictive of protocol-defined endpoint remission (HDRS-21 score ≤ 8 and YMRS score ≤ 12) with subsequent determination of optimally predictive factor score cutoffs.</p> <p>Factors for Psychomotor activity (YMRS items for elevated mood, increased motor activity, and increased speech and HDRS-21 agitation item) and Guilt/Suicidality (HDRS-21 items for guilt and suicidality) significantly predicted endpoint remission in the divalproex+olanzapine group. No factor predicted remission in the divalproex+placebo group. Patients in the divalproex+olanzapine group with high pre-augmentation psychomotor activity (scores ≥10) were more likely to remit compared to those with lower psychomotor activity (odds ratio [OR] = 3.09, 95% confidence interval [CI] = 1.22-7.79), and patients with marginally high Guilt/Suicidality (scores ≥2) were less likely to remit than those with lower scores (OR = 0.37, 95% CI = 0.13-1.03). Remission rates for divalproex+placebo vs. divalproex+olanzapine patients with high psychomotor activity scores were 22% vs. 45% (p = 0.08) and 33% vs. 48% (p = 0.29) for patients with low Guilt/Suicidality scores.</p> <p>Conclusions</p> <p>Patients who were partially nonresponsive to divalproex treatment with remaining high vs. low psychomotor activity levels or minimal vs. greater guilt/suicidality symptoms were more likely to remit with olanzapine augmentation.</p> <p>Trial Registration</p> <p>ClinicalTrials.gov; <url>http://clinicaltrials.gov/ct2/show/NCT00402324?term=NCT00402324&rank=1</url>, Identifier: NCT00402324</p
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