scholarly journals Peacebuilding Through Yoga? Qualitative Assessment of a Yoga Program in a Social Housing Complex in Santa Marta, Colombia

2019 ◽  
Vol 29 (1) ◽  
pp. 31-41
Author(s):  
Laura Liévano-Karim

Abstract The goal of the study was to assess perceived mental and physical health benefits of a yoga intervention for people living in Ciudad Equidad, a social housing complex in Colombia. The study participants voluntarily enrolled to complete two yoga sessions per week, each lasting 1.5 hours, during a 3-month period. Additionally, they participated in baseline and postintervention focus groups. This qualitative assessment was intended to identify perceived changes in aggressiveness, interpersonal relationships, and stress after participating in the yoga sessions. Data analysis revealed that participants perceived changes over time in relation to when they began the intervention.

Author(s):  
David Chan

Studies of team-level constructs can produce new insights when researchers explicitly take into account several critical conceptual and methodological issues. This article explicates the conceptual bases for multilevel research on team constructs and discusses specific issues relating to conceptual frameworks, measurement, and data analysis. To advance programmatic research involving team-level constructs, several future research directions concerning issues of substantive content (i.e., changes in the nature of work and teams, member-team fit, linking team-level constructs to higher-level constructs) and strategic approaches (i.e., the construct's theoretical roles, dimensionality and specificity, malleability and changes over time, relationships with Big Data) are proposed.


1985 ◽  
Vol 37 (4) ◽  
pp. 533-551 ◽  
Author(s):  
A. J. Maule

Theories of visual sampling have been founded on the assumption that human monitors use an internal representation of the environment, which changes over time in accordance with the person's expectations. Experimental evidence supporting this view is equivocal since it is based on sampling performance averaged over long periods of a test session. Two experiments are reported that use the instrumental observing response as an index of sampling. Subjects were set to discover critical events presented to three information sources, and these events were preceded by varying amounts of extra information, which affected event predictability. A procedure for data analysis was developed to evaluate the relation between sampling behaviour and the moment-to-moment changes in the states of the sources. Results supported the view that sampling was dependent on a constantly updating internal representation of the environment.


2020 ◽  
Author(s):  
Hao Tam Ho ◽  
David C. Burr ◽  
David Alais ◽  
Maria Concetta Morrone

AbstractTo maintain a continuous and coherent percept over time, the brain makes use of past sensory information to anticipate forthcoming stimuli. We recently showed that auditory experience in the immediate past is propagated through ear-specific reverberations, manifested as rhythmic fluctuations of decision bias at alpha frequency. Here, we apply the same time-resolved behavioural method to investigate how perceptual performance changes over time under conditions of high stimulus expectation, and to examine the effect of unexpected events on behaviour. As in our previous study, participants were required to discriminate the ear-of-origin of a brief monaural pure tone embedded in uncorrelated dichotic white noise. We manipulated stimulus expectation by increasing the target probability in one ear to 80%. Consistent with our earlier findings, performance did not remain constant across trials, but varied rhythmically with delay from noise onset. Specifically, decision bias showed a similar oscillation at ~9 Hz that depended on ear congruency between successive targets. This suggests rhythmic communication of auditory perceptual history occurs early and is not readily influenced by top-down expectations. In addition, we report a novel observation specific to infrequent, unexpected stimuli that gave rise to oscillations in accuracy at ~7.6 Hz one trial after the target occurred in the non-anticipated ear. This new behavioural oscillation may reflect a mechanism for updating the sensory representation once a prediction error has been detected.


2018 ◽  
Vol 38 (4) ◽  
pp. 425-451 ◽  
Author(s):  
Michael J. Carter ◽  
Sara Bruene

Past research in the literature on the self has addressed how self-concept clarity changes over time. In this study, we use a cross-sectional research design to examine the relationship between self-perceptions of identity change and self-concept clarity, showing how fluctuations in self-concept clarity relate to two discrete dimensions of perceived identity change: the magnitude and direction of change. A survey was administered to 854 study participants that measured perceived changes in 12 discrete identities (four person, four role, and four social identities) over a 6-month period. The results reveal that generally the more severe one's perceived experience of identity change, the lower their degree of self-concept clarity. However, when the direction of one's perceived identity change is progressive (i.e., developing into an identity) rather than regressive (i.e., exiting out of an identity), one's degree of self-concept clarity increases.


VASA ◽  
2015 ◽  
Vol 44 (5) ◽  
pp. 355-362 ◽  
Author(s):  
Marie Urban ◽  
Alban Fouasson-Chailloux ◽  
Isabelle Signolet ◽  
Christophe Colas Ribas ◽  
Mathieu Feuilloy ◽  
...  

Abstract. Summary: Background: We aimed at estimating the agreement between the Medicap® (photo-optical) and Radiometer® (electro-chemical) sensors during exercise transcutaneous oxygen pressure (tcpO2) tests. Our hypothesis was that although absolute starting values (tcpO2rest: mean over 2 minutes) might be different, tcpO2-changes over time and the minimal value of the decrease from rest of oxygen pressure (DROPmin) results at exercise shall be concordant between the two systems. Patients and methods: Forty seven patients with arterial claudication (65 + / - 7 years) performed a treadmill test with 5 probes each of the electro-chemical and photo-optical devices simultaneously, one of each system on the chest, on each buttock and on each calf. Results: Seventeen Medicap® probes disconnected during the tests. tcpO2rest and DROPmin values were higher with Medicap® than with Radiometer®, by 13.7 + / - 17.1 mm Hg and 3.4 + / - 11.7 mm Hg, respectively. Despite the differences in absolute starting values, changes over time were similar between the two systems. The concordance between the two systems was approximately 70 % for classification of test results from DROPmin. Conclusions: Photo-optical sensors are promising alternatives to electro-chemical sensors for exercise oximetry, provided that miniaturisation and weight reduction of the new sensors are possible.


2007 ◽  
Author(s):  
Miranda Olff ◽  
Mirjam Nijdam ◽  
Kristin Samuelson ◽  
Julia Golier ◽  
Mariel Meewisse ◽  
...  

2010 ◽  
Author(s):  
Rebecca D. Stinson ◽  
Zachary Sussman ◽  
Megan Foley Nicpon ◽  
Allison L. Allmon ◽  
Courtney Cornick ◽  
...  

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