Enforced disappearances and social services : reconstruction of the Ayotzinapa, Iguala, Guerrero (Central Mexico) case.

Objetivo Reconstrucción histórica social del caso de Ayotzinapa desde la perspectiva de los modelos de intervención de Trabajo Social. Metodología Estudio mixto, cualitativo, retrospectivo y hermenéutico con informantes clave y otras investigaciones cuantitativas, transversales y correlacionales con una selección intencional de activistas de movilización a favor de Ayotzinapa. Resultados Divulgación de significados de discursos y narrativas de atribución causal de responsabilidad al Estado por la desaparición forzada y el genocidio de 43 estudiantes, así como relaciones que determinan las expectativas de justicia basadas en las expectativas de honestidad. Conclusión. El dispositivo de intersección corresponde a un diagnóstico cualitativo y cuantitativo de las representaciones sociales del caso de Ayotzinapa diseminado como eje central de una agenda pública.Objective. Social historical reconstruction of the Ayotzinapa case from the perspective of Social Work intervention models. Methodology. Mixed, a qualitative, retrospective and hermeneutical study with key informants and other quantitative, cross-sectional and correlational research with an intentional selection of mobilization activists in favor of Ayotzinapa. Results. Disclosure of meanings from discourses and narratives of causal attribution of responsibility to the State for the enforced disappearance and genocide of 43 students, as well as relationships that determine the expectations of justice based on the expectations of honesty. Conclusion. The intersection device corresponds to a qualitative and quantitative diagnosis of the social representations of the Ayotzinapa case spread as a central axis of a public agenda

Modelo estructural del factor exploratorio de la percepción de movilidad en ciclovías

In the framework of policies against the effects of climate change on public health, mobility policies based on zero carbon dioxide emissions have focused their interest on the implementation of bicycle lanes, the bicycle motor subsidy and restriction of automobiles.In this sense, the objective of this paper has been to establish the reliability and validity of an instrument that measures the perceptions of risk and utility, as well as the intentions of voting in favor of electoral proposals and candidates that support the urban sustainability policy in Subject d mobility.A non-experimental, cross-sectional and exploratory study was carried out with a non-probabilistic sample selection of250residents of themetropolitanareaof Mexico City.From a structural model.The factors cited were found to correlate positively and significantly, but it is recommended to extend the study to the contrast of the model in other scenarios with local elections and mobility policy based on the use of the bicycle.En el marco de las políticas contra los efectos del cambio climático en la salud pública, las políticas de movilidad basadas en cero emisiones de dióxido de carbono han centrado su interés en la implementación de carriles para bicicletas, el subsidio para motores de bicicletas y la restricción de automóviles. En este sentido, el objetivo de este trabajo ha sido establecer la confiabilidad y validez de un instrumento que mide las percepciones de riesgo y utilidad, así como las intenciones de votar a favor de las propuestas electorales y los candidatos que apoyan la política de sostenibilidad urbana en Sujeto d movilidad. Se realizó un estudio no experimental, transversal y exploratorio con una selección de muestra no probabilística de 250 residentes del área metropolitana de la Ciudad de México. De un modelo estructural. Se encontró que los factores citados se correlacionan positiva y significativamente, pero se recomienda extender el estudio al contraste del modelo en otros escenarios con las elecciones locales y la política de movilidad basada en el uso de la bicicleta

Exploratory Factor Structural Model of The Perception of Mobility in Bikeways

In the framework of policies against the effects of climate change on public health, mobility policies based on zero carbon dioxide emissions have focused their interest on the implementation of bicycle lanes, the bicycle motor subsidy and restriction of automobiles. In this sense, the objective of this paper has been to establish the reliability and validity of an instrument that measures the perceptions of risk and utility, as well as the intentions of voting in favor of electoral proposals and candidates that support the urban sustainability policy in Subject d mobility. A non-experimental, cross-sectional and exploratory study was carried out with a non-probabilistic sample selection of 250 residents of the metropolitan area of Mexico City. From a structural model. The factors cited were found to correlate positively and significantly, but it is recommended to extend the study to the contrast of the model in other scenarios with local elections and mobility policy based on the use of the bicycle

Fiabilidad y validez de la escala de estudios de la percepción del uso de Internet

 The objective of this work was to establish the reliability and validity of an instrument that measured the perception of Internet use. A non-experimental work was carried out with a non-probabilistic selection of 340 students from a public university in central Mexico. The results show a total percentage of variance explained by two perceptual dimensions that allude to the search and selection of information, although the type of design limited the results to the research scenario, suggesting the inclusion of factors related to the beliefs of use of Internet and the provisions as determinants of intentions and the use of digital networks.    El objetivo de este trabajo fue establecer la confiabilidad y validez de un instrumento que midiera la percepción del uso de Internet. Se realizó un trabajo no experimental con una selección no probabilística de 340 estudiantes de una universidad pública en el centro de México. Los resultados muestran un porcentaje total de varianza explicado por dos dimensiones perceptivas que aluden a la búsqueda y selección de información, aunque el tipo de diseño limitó los resultados al escenario de investigación, lo que sugiere la inclusión de factores relacionados con las creencias de uso de Internet y las disposiciones como determinantes de intenciones y el uso de redes digitales.

Especificación de un modelo para el estudio de la percepción de utilidad

A model is a data management, production and transfer system organized in explanatory trends of past, current and future relationships. The emphasis on each suggests decision making and strategy execution. The objective of this work was to specify a model for of the perception of utility. An exploratory and cross-sectional study was conducted with a selection of 186 students from a public university in central Mexico, considering their participation in the system of professional practices and social service in local organizations. The validity of the instrument that found a one-dimensional variable that explained 43% of the variance was established, but the research design limited the results to the research scenario, suggesting the extension of the work

ENFORCED DISAPPEARANCES AND SOCIAL SERVICES: RECONSTRUCTION OF THE AYOTZINAPA, IGUALA, GUERRERO (CENTRAL MEXICO) CASE

"Objective Social historical reconstruction of the Ayotzinapa case from the perspective of Social Work intervention models.Methodology Mixed, a qualitative, retrospective and hermeneutical study with key informants and other quantitative, cross-sectiona

Reliability and Validity of Scale of Studies of the Perception of Internet Use

"The objective of this work was to establish the reliability and validity of an instrument that measured the perception of Internet use. A non-experimental work was carried out with a non-probabilistic selection of 340 students from a public university i