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Cortical Volumetric Correlates of Childhood Trauma, Anxiety, and Impulsivity in Bipolar Disorder
Song Hyehyun,Chon Myong-Wuk,Ryu Vin,Yu Rina,Lee Dong-Kyun,Lee Hyeongrae,Lee Wonhye,Lee Jung Hyun,Park Dong Yeon 대한신경정신의학회 2020 PSYCHIATRY INVESTIGATION Vol.17 No.7
Objective More recently, attention has turned to the linkage between childhood trauma and emotional dysregulation, but the evidence in bipolar disorder (BD) is limited. To determine neurobiological relationships between childhood trauma, current anxiety, and impulsivity, we investigated cortical volumetric correlates of these clinical factors in BD.Methods We studied 36 patients with DSM-5 BD and 29 healthy controls. Childhood trauma, coexisting anxiety, and impulsivity were evaluated with the Korean version-Childhood Trauma Questionnaire (CTQ), the Korean version-Beck Anxiety Inventory (BAI), and the Korean version-Barratt Impulsiveness Scale (BIS). Voxel-based morphometry (VBM) was used to assess gray matter volume (GMV) alterations on the brain magnetic resonance imaging (MRI). Partial correlation analyses were conducted to examine associations between the GMV and each scale in the BD group.Results Childhood trauma, anxiety, and impulsivity were interrelated in BD. BD patients revealed significant inverse correlations between the GMV in the right precentral gyrus and CTQ scores (r=-0.609, p<0.0003); between the GMV in the left middle frontal gyrus and BAI scores (r=-0.363, p=0.044). Moreover, patients showed similar tendency of negative correlations between the GMV in the right precentral gyrus and BIS scores; between the GMV in the left middle frontal gyrus and CTQ scores.Conclusion The present study provides evidence for a neural basis between childhood trauma and affect regulations in BD. The GMV alterations in multiple frontal lobe areas may represent neurobiological markers for anticipating the course of BD.
The American Public’s Perception of China’s Hard Power, Soft Power, and World Influence
Suman Lee,Hyehyun Hong Korean Academic Society For Public Relations 2021 Asian Journal of Public Relations Vol.4 No.1
In the age of globalization, understanding what and how foreign publics think of a nation is essential because it provides valuable insights into the directions of public diplomacy. In this regard, this study examined the American public’s perceptions of China - particularly, its significant hard and soft power factors and overall world influence. A dataset of 2,046 responses was analyzed from the 2018 national survey in the U.S. While two hard power factors (i.e., economic power and military strength) were the strongest predictors of an evaluation of China’s world influence, soft power factors, such as presidential image and technology/innovation, also contributed to a positive evaluation of China. This study showed current challenges being faced by China as well as opportunities for Chinese public diplomacy efforts.
An Early 20th Century Korean Phonetic Alphabet
존스톤햄,Hyehyun Lee 세종대학교 언어연구소 2014 Journal of Universal Language Vol.15 No.2
In this paper, we examine early efforts in English language education in Korea, focusing on a student’s glossary of Chinese characters that contains Mandarin Chinese, English, and Japanese glosses of the meanings of each character. This book, the Ahak Pyeon, employs a modified version of the Korean Hangul writing system in order to phonetically render the English words, thereby facilitating the acquisition of English pronunciation for Korean learners. We examine the system proposed in this work in detail,noting issues of phonetic accuracy and clarity and assess it with respect to its suitability as a linguistically-sophisticated phonetic transcription system suitable for the representation of English teaching. In this paper we discuss the principles employed in the Ahak Pyeon to render a reasonably accurate phonetic characterization of the pronunciation of the English words included in the book as well as a discussion of the challenges faced by the developer of the system. We discuss this work in terms of the general adaptability of the original Hangul writing system, the creativity of the revised system, and the potential of this system for developing phonemic awareness among Korean learners of English.