Skip to main content

ETHNOS_APP

Home • Search • Journals • List 0

Sung Chul Yang

Biographic Data

ID270540
NAMESung Chul Yang
GIVEN NAMESSung Chul
FAMILY NAMEYang
SIGNATUREYANG S C
AFFILIATIONSNational Sun Yat-sen University
ORCID0000-0003-4105-1747
VERIFIEDYes
TOTAL WORKS35
TOTAL CITATIONS18
AUTHOR COUNT35
EDITOR COUNT0
FIRST PUBLICATION YEAR1973
LATEST PUBLICATION YEAR2026
H-INDEX3
  • Reconfiguring competence and participation in physical education: An inclusive sociomaterial study of school–university orienteering

    Open Access•Sung Chul Yang•ARTICLE•Sport Education and Society•2026

    This study examines how a school–university orienteering partnership incorporating interdisciplinary checkpoint tasks shaped inclusive participation and recognition in physical education (PE) in Taiwan. Using a convergent mixed-methods design with 196 students aged 11–17, the study analysed how bodies, tools, rules, time pressure, and campus terrain organised movement, interaction, and opportunity-to-learn. Survey data indicated high levels of en…

  • Connecting civic responsibility and individual agency: Exploring sustainable development practices among university students in Taiwan

    Sung Chul Yang, Yi-Fang Luo et al.•ARTICLE•International Journal of…•2026

    Purpose This study uses a questionnaire survey to investigate the relationships among students’ Perceived Government Commitment to the Sustainable Development Goals (SDGs), their Sustainable Citizenship Awareness, their Individual Agency and the psychological factors that influence the shift from civic awareness to personal action. Design/methodology/approach Various tools were used in this research: the Sustainable CAB_EES Scale to assess Cognit…

  • Integrating technology acceptance, self-determination, and self-regulation: A structural model of generative AI-supported learning and competence

    Open Access•Sung Chul Yang•ARTICLE•Computers in Human Behavior•2026

  • Modeling the structural interdependence of youth sustainability competencies using Unesco’s key competency framework

    Sung Chul Yang•ARTICLE•Environmental Education Research•2026

    This study develops and provides initial psychometric support for a self-report instrument assessing youths’ self-perceived sustainability competencies and examines their structural interrelationships using United Nations Educational, Scientific and Cultural Organization’s (UNESCO) key competency framework as an integrative heuristic. Rather than proposing a new action competence construct, the study investigates how reflective, cognitive, social…

  • Personality traits, friendship development patterns, perceived similarity, and well-being in mobile gaming communities

    Open Access•Sung Chul Yang, Yi-Fang Luo et al.•ARTICLE•Computers in Human Behavior•2025

  • Effect of Visual Programming Instruction on Students' Flow Experience, Programming Self‐Efficacy, and Sustained Willingness to Learn

    Open Access•Chiao Ling Huang, Liang Fu et al.•ARTICLE•Journal of Computer Assisted…•2025

  • Exploring research literacy in graduate students: Key Dimensions and Influencing Factors

    Sung Chul Yang, Shu-Jyun Liou et al.•ARTICLE•Studies in Higher Education•2025•Cited by: 1•References: 47

    This study examines the research literacy challenges faced by postgraduate students and explores how gender, the degree level, and the academic major influence their research proficiency. It also investigates the structural relationships among four core dimensions: problem inquiry, methods and implementation, academic writing and communication, and research attitudes. A survey of 304 master’s and doctoral students from the humanities and arts, so…

  • Fostering ecosystem understanding: The synergistic impact of inquiry-based instruction and information literacy

    Open Access•Jiahong Lin, Jia-Hong Lin et al.•ARTICLE•Computers & Education•2024

  • A new form of academic misconduct: The relationship among individual factors, attitudes, experience, and intentions toward Internet plagiarism

    Open Access•Chiao Ling Huang, Chen Ling et al.•ARTICLE•European Journal of Psychology of…•2024

  • What you think is a joke is actually cyberbullying: The effects of ethical dissonance, event judgment and humor style on cyberbullying behavior

    Open Access•Chiao Ling Huang, Yilihamu Alimu et al.•ARTICLE•Computers in Human Behavior•2023

  • How students view online knowledge: Epistemic beliefs, self-regulated learning and academic misconduct

    Open Access•Chiao Ling Huang, Chuxiang Wu et al.•ARTICLE•Computers & Education•2023

  • New media literacy and news trustworthiness: An application of importance–performance analysis

    Open Access•Yi-Fang Luo, Sung Chul Yang et al.•ARTICLE•Computers & Education•2022

  • Knowledge, Attitude, and Practice (KAP) toward Covid-19 Pandemic among the Public in Taiwan: A Cross-Sectional Study

    Open Access•Yi-Fang Luo, Liang‐Ching Chen et al.•ARTICLE•International Journal of…•2022

    Purpose: Knowledge, attitude, and practice (KAP) models are often used by researchers in the field of public health to explore people’s healthy behaviors. Therefore, this study mainly explored the relationships among participants’ sociodemographic status, COVID-19 knowledge, affective attitudes, and preventive behaviors. Method: This study adopted an online survey, involving a total of 136 males and 204 females, and used a cross-sectional study t…

  • The Associations among Gender, Age, eHealth Literacy, Beliefs about Medicines and Medication Adherence among Elementary and Secondary School Teachers

    Open Access•Chiao Ling Huang, Chia Hsing Chiang et al.•ARTICLE•International Journal of…•2022

    Background: A lack of health literacy may negatively impact patient adherence behavior in health care delivery, leading to a major threat to individual health and wellbeing and an increasing financial burden on national healthcare systems. Therefore, how to cultivate citizens’ health literacy, especially electronic health (eHealth) literacy that is closely related to the Internet, may be seen as a way to reduce the financial burden of the nationa…

  • Exploring the Impacts of Preventative Health Behaviors with Respect to Covid-19: An Altruistic Perspective

    Open Access•Yi-Fang Luo, Sung Chul Yang et al.•ARTICLE•International Journal of…•2022

    This study aims to explore the impact of gender and anxiety on various preventative health behaviors, and the relationships among these preventative health behaviors, individual well-being and depression, from the perspective of altruism. This study employed an online questionnaire survey, and 136 males and 204 females participated in the survey. The results of this study showed that females exhibited better preventative health behaviors than mal…

  • Development of a multidimensional polychronicity scale for information technology learning

    Open Access•Yi-Fang Luo, Sung Chul Yang et al.•ARTICLE•Journal of Computer Assisted…•2021

    Information technology provides the potential for polychronic learning. However, research on polychronicity in the educational field is scarce. The purposes of this study were to develop a multidimensional polychronicity scale for information technology learning and explore the relationship between polychronicity in information technology‐supported learning and personality traits. This study is divided into two phases. First, a questionnaire surv…

  • New Media Literacy, Health Status, Anxiety, and Preventative Behaviors Related to Covid-19: A Cross-Sectional Study in Taiwan

    Open Access•Shih-Chieh Hung, Sung Chul Yang et al.•ARTICLE•International Journal of…•2021

    Internet media may exacerbate public confusion and anxiety about COVID-19. New media health literacy (NMHL) is considered to play a protective role against health-related misinformation from the media for individuals to maintain their health. The current study aims to examine the relationship among Taiwanese adults' NMHL, health status, anxiety, and prevention behaviors during the COVID-19 pandemic. This cross-sectional study was conducted throug…

  • How students react to different cyberbullying events: Past experience, judgment, perceived seriousness, helping behavior and the effect of online disinhibition

    Open Access•Chiao Ling Huang, Sining Zhang et al.•ARTICLE•Computers in Human Behavior•2020

  • The Associations between Individual Factors, eHealth Literacy, and Health Behaviors among College Students

    Open Access•Chiao Ling Huang, Sung Chul Yang et al.•ARTICLE•International Journal of…•2020

    Chi-square test results demonstrated that genders had dissimilar dietary supplement use and subjective health status. Further analyses indicated females had a higher likelihood of taking dietary supplements and poorer subjective health statuses. The t -test results indicated that the functional eHealth literacy, dietary behaviors, and exercise habits of genders were different, and the mean scores showed that males had higher functional eHealth li…

  • The North And South Korean Political Systems: A Comparative Analysis

    Sung Chul Yang•BOOK•North and South Korean Political…•2019

    A comparative look at North and South Korea's political and economic institutions and processes, and an examination of their evolution since 1945. Problems such as leadership succession, democratization, nuclear weapons, education and reunification are explored

  • Learning Performance of University Students from the Perspective Of Positive Psychology

    Open Access•Yi-Fang Luo, Sung Chul Yang et al.•ARTICLE•Social Behavior and Personality…•2019

    We used a positive psychology perspective to explore the relationships among university students' social support, belonging, self-esteem, hope, and learning outcomes. Participants, comprising 739 students enrolled at a science and technology university in Taiwan, completed written questionnaires assessing the focal variables. The results showed that students' perception of social support influenced learning outcomes through self-esteem and belong…

  • Motivations and Gratification in an Online Game: Relationships Among Players' Self-Esteem, Self-Concept, and Interpersonal Relationships

    Open Access•Chiao-Ling Huang, Sung Chul Yang et al.•ARTICLE•Social Behavior and Personality…•2015

    We applied uses and gratifications (U & G) theory to investigate how and why people satisfy their needs through playing games online. In this study, conducted with a group of young people aged from 11 to 18 years, we examined the relationships among the psychological traits of self-esteem and self-concept, their interpersonal relationships, and playing a Facebook game called Happy Farm. The results support the assumption in U & G theory that if a…

  • The Relationships Among Students' Achievement Goals, Willingness to Report Academic Dishonesty, and Engaging in Academic Dishonesty

    Open Access•Chiao-Ling Huang, Sung Chul Yang et al.•ARTICLE•Social Behavior and Personality…•2015

    Using canonical correlation analysis (CCA), we investigated multivariate relationships among achievement goals, willingness to report academic dishonesty (AD), reasons for engaging in AD, and engagement in various AD behaviors. The sample included 431 Taiwanese university students. The CCA showed that, compared to others, students with a mastery approach or a performance approach/avoidance and greater willingness to report peers' AD were less lik…

  • Exposure to Internet Pornography Among Taiwanese Adolescents

    Open Access•An Sing Chen, An-Sing Chen et al.•ARTICLE•Social Behavior and Personality…•2013

    We examined the use of Internet pornography (IP) by Taiwanese adolescents, and analyzed activities involved in seeking IP, motivations and perceptions with regard to IP, and relationships among IP experience and background variables. The results revealed that 71% of respondents had been exposed to IP; of this group, 41.3% reported only unintentional exposure (UE) and 58.7% reported intentional exposure (IE). Most males exposed to IP were classifi…

  • Support as a Mediator of the Impact of Cognitive Load on Students' E-Portfolio Learning Outcomes

    Open Access•Chin-Hung Lin, Sung Chul Yang et al.•ARTICLE•Social Behavior and Personality…•2013

    In this study we analyzed the role that support plays in undergraduate students' learning processes in an e-portfolio context. Three categories of support were identified and used in this study: peer, instructional, and document support. Questionnaire data from 374 undergraduate students were collected and analyzed. Results indicate that support plays a mediating role in cognitive load and learning outcomes when e-portfolios are used in a classro…

Next
  • The Study of Personal Constructs of Death and Fear of Death Among Taiwanese Adolescents

    Sung Chul Yang, Shih-Fen Chen•ARTICLE•Death Studies•2009•Cited by: 7•References: 7

    This study administered an open-ended questionnaire about death and the Multidimensional Fear of Death Scale (MFODS) to explore the relationships between personal constructs about death and fears of death among Taiwanese adolescents. The sample included 329 adolescents in junior and senior high school grades 7 to 12. A coding manual was used to conduct content analysis of death constructs in paragraphs about death written by respondents, and the …

  • Content Analysis of Free-Response Narratives to Personal Meanings of Death among Chinese Children and Adolescents

    Sung Chul Yang, Shih-Fen Chen et al.•ARTICLE•Death Studies•2006•Cited by: 5•References: 6

    The study explores development of the concept of death among 204 Chinese children and adolescents and analyzes the relationships between death concept development and background variables. A coding manual for content analysis of death constructs adapted from R. A. Neimeyer et al. (1983) was used to classify each construct in the paragraphs written by participants regarding their views of death. The 6 categories most frequently identified were Int…

  • A Phenomenographic Approach to the Meaning of Death: A Chinese Perspective

    Sung Chul Yang, Shih-Fen Chen et al.•ARTICLE•Death Studies•2002•Cited by: 4•References: 6

    The purpose of this study was to investigate qualitative and quantitative differences in Chinese children's concepts of death, as reflected in their drawings, and to analyze this conceptual development as it related to background variables (such as gender, age, religious belief, and heath status). Participants were 239 children in 6 grade groups recruited from primary and junior high school. The children were asked to draw their impression of the…

  • Exploring research literacy in graduate students: Key Dimensions and Influencing Factors

    Sung Chul Yang, Shu-Jyun Liou et al.•ARTICLE•Studies in Higher Education•2025•Cited by: 1•References: 47

    This study examines the research literacy challenges faced by postgraduate students and explores how gender, the degree level, and the academic major influence their research proficiency. It also investigates the structural relationships among four core dimensions: problem inquiry, methods and implementation, academic writing and communication, and research attitudes. A survey of 304 master’s and doctoral students from the humanities and arts, so…

  • Student Political Activism: The Case of the 1960 April Revolution in South Korea

    Open Access•Sung Chul Yang•ARTICLE•Youth & Society•1973•Cited by: 1•References: 2

  • Student Political Activism: The Case of the 1960 April Revolution in South Korea

    Open Access•Sung Chul Yang•ARTICLE•Youth & Society•1973•Cited by: 1•References: 2

  • Korea and Two Regimes. Kim Il Sung and Park Chung Hee

    Han-Kyo Kim, Sung Chul Yang•ARTICLE•Pacific Affairs•1983

  • Sejin Kim

    Hong Nack Kim, Sung Chul Yang et al.•ARTICLE•PS Political Science & Politics•1985

    An abstract is not available for this content so a preview has been provided. As you have access to this content, a full PDF is available via the ‘Save PDF’ action button

  • Sejin Kim (1933-1984)

    Open Access•Hong Nack Kim, Sung Chul Yang et al.•ARTICLE•The Journal of Asian Studies•1985

    An abstract is not available for this content so a preview has been provided. As you have access to this content, a full PDF is available via the ‘Save PDF’ action button

  • A Phenomenographic Approach to the Meaning of Death: A Chinese Perspective

    Sung Chul Yang, Shih-Fen Chen et al.•ARTICLE•Death Studies•2002•Cited by: 4•References: 6

    The purpose of this study was to investigate qualitative and quantitative differences in Chinese children's concepts of death, as reflected in their drawings, and to analyze this conceptual development as it related to background variables (such as gender, age, religious belief, and heath status). Participants were 239 children in 6 grade groups recruited from primary and junior high school. The children were asked to draw their impression of the…

  • Comparison of Internet addicts and non-addicts in Taiwanese high school

    Open Access•Sung Chul Yang, Shu Ching Yang et al.•ARTICLE•Computers in Human Behavior•2004

  • Content Analysis of Free-Response Narratives to Personal Meanings of Death among Chinese Children and Adolescents

    Sung Chul Yang, Shih-Fen Chen et al.•ARTICLE•Death Studies•2006•Cited by: 5•References: 6

    The study explores development of the concept of death among 204 Chinese children and adolescents and analyzes the relationships between death concept development and background variables. A coding manual for content analysis of death constructs adapted from R. A. Neimeyer et al. (1983) was used to classify each construct in the paragraphs written by participants regarding their views of death. The 6 categories most frequently identified were Int…

  • The Study of Personal Constructs of Death and Fear of Death Among Taiwanese Adolescents

    Sung Chul Yang, Shih-Fen Chen•ARTICLE•Death Studies•2009•Cited by: 7•References: 7

    This study administered an open-ended questionnaire about death and the Multidimensional Fear of Death Scale (MFODS) to explore the relationships between personal constructs about death and fears of death among Taiwanese adolescents. The sample included 329 adolescents in junior and senior high school grades 7 to 12. A coding manual was used to conduct content analysis of death constructs in paragraphs about death written by respondents, and the …

  • Assessment and Quantification of Taiwanese Children's Views of a Good Death

    Open Access•Sung Chul Yang, Shu Ching Yang•ARTICLE•OMEGA - Journal of Death and Dying•2012

    The concept of a "good death" reflects an individual's positive perceptions of and expectations about death. What constitutes a good death varies based on factors such as sociocultural norms, time, space, and even individual characteristics such as age, culture, and health status. Kehl (2006) maintained that this definitional ambiguity has impeded the implementation of measures intended to appropriately assist the dying because it has been diffic…

  • Validation of a New Measure of the Concept of Good Death Among Taiwanese Children

    Sung Chul Yang, Sih-yi Lai•ARTICLE•Death Studies•2012•References: 6

    The purpose of this study was to develop and validate an instrument to measure dimensions of the concept of a good death held by Taiwanese children. The sample consisted of 1,698 Taiwanese children, approximately 12-14 years of age. Participants completed the self-administered Good Death Concept Scale (GDCS), which consists of 30 statements describing potentially important contributors to a good death that had been identified in the relevant lite…

  • Exposure to Internet Pornography Among Taiwanese Adolescents

    Open Access•An Sing Chen, An-Sing Chen et al.•ARTICLE•Social Behavior and Personality…•2013

    We examined the use of Internet pornography (IP) by Taiwanese adolescents, and analyzed activities involved in seeking IP, motivations and perceptions with regard to IP, and relationships among IP experience and background variables. The results revealed that 71% of respondents had been exposed to IP; of this group, 41.3% reported only unintentional exposure (UE) and 58.7% reported intentional exposure (IE). Most males exposed to IP were classifi…

  • Support as a Mediator of the Impact of Cognitive Load on Students' E-Portfolio Learning Outcomes

    Open Access•Chin-Hung Lin, Sung Chul Yang et al.•ARTICLE•Social Behavior and Personality…•2013

    In this study we analyzed the role that support plays in undergraduate students' learning processes in an e-portfolio context. Three categories of support were identified and used in this study: peer, instructional, and document support. Questionnaire data from 374 undergraduate students were collected and analyzed. Results indicate that support plays a mediating role in cognitive load and learning outcomes when e-portfolios are used in a classro…

  • Motivations and Gratification in an Online Game: Relationships Among Players' Self-Esteem, Self-Concept, and Interpersonal Relationships

    Open Access•Chiao-Ling Huang, Sung Chul Yang et al.•ARTICLE•Social Behavior and Personality…•2015

    We applied uses and gratifications (U & G) theory to investigate how and why people satisfy their needs through playing games online. In this study, conducted with a group of young people aged from 11 to 18 years, we examined the relationships among the psychological traits of self-esteem and self-concept, their interpersonal relationships, and playing a Facebook game called Happy Farm. The results support the assumption in U & G theory that if a…

  • The Relationships Among Students' Achievement Goals, Willingness to Report Academic Dishonesty, and Engaging in Academic Dishonesty

    Open Access•Chiao-Ling Huang, Sung Chul Yang et al.•ARTICLE•Social Behavior and Personality…•2015

    Using canonical correlation analysis (CCA), we investigated multivariate relationships among achievement goals, willingness to report academic dishonesty (AD), reasons for engaging in AD, and engagement in various AD behaviors. The sample included 431 Taiwanese university students. The CCA showed that, compared to others, students with a mastery approach or a performance approach/avoidance and greater willingness to report peers' AD were less lik…

  • The North And South Korean Political Systems: A Comparative Analysis

    Sung Chul Yang•BOOK•North and South Korean Political…•2019

    A comparative look at North and South Korea's political and economic institutions and processes, and an examination of their evolution since 1945. Problems such as leadership succession, democratization, nuclear weapons, education and reunification are explored

  • Learning Performance of University Students from the Perspective Of Positive Psychology

    Open Access•Yi-Fang Luo, Sung Chul Yang et al.•ARTICLE•Social Behavior and Personality…•2019

    We used a positive psychology perspective to explore the relationships among university students' social support, belonging, self-esteem, hope, and learning outcomes. Participants, comprising 739 students enrolled at a science and technology university in Taiwan, completed written questionnaires assessing the focal variables. The results showed that students' perception of social support influenced learning outcomes through self-esteem and belong…

  • How students react to different cyberbullying events: Past experience, judgment, perceived seriousness, helping behavior and the effect of online disinhibition

    Open Access•Chiao Ling Huang, Sining Zhang et al.•ARTICLE•Computers in Human Behavior•2020

  • The Associations between Individual Factors, eHealth Literacy, and Health Behaviors among College Students

    Open Access•Chiao Ling Huang, Sung Chul Yang et al.•ARTICLE•International Journal of…•2020

    Chi-square test results demonstrated that genders had dissimilar dietary supplement use and subjective health status. Further analyses indicated females had a higher likelihood of taking dietary supplements and poorer subjective health statuses. The t -test results indicated that the functional eHealth literacy, dietary behaviors, and exercise habits of genders were different, and the mean scores showed that males had higher functional eHealth li…

  • Development of a multidimensional polychronicity scale for information technology learning

    Open Access•Yi-Fang Luo, Sung Chul Yang et al.•ARTICLE•Journal of Computer Assisted…•2021

    Information technology provides the potential for polychronic learning. However, research on polychronicity in the educational field is scarce. The purposes of this study were to develop a multidimensional polychronicity scale for information technology learning and explore the relationship between polychronicity in information technology‐supported learning and personality traits. This study is divided into two phases. First, a questionnaire surv…

  • New Media Literacy, Health Status, Anxiety, and Preventative Behaviors Related to Covid-19: A Cross-Sectional Study in Taiwan

    Open Access•Shih-Chieh Hung, Sung Chul Yang et al.•ARTICLE•International Journal of…•2021

    Internet media may exacerbate public confusion and anxiety about COVID-19. New media health literacy (NMHL) is considered to play a protective role against health-related misinformation from the media for individuals to maintain their health. The current study aims to examine the relationship among Taiwanese adults' NMHL, health status, anxiety, and prevention behaviors during the COVID-19 pandemic. This cross-sectional study was conducted throug…

  • New media literacy and news trustworthiness: An application of importance–performance analysis

    Open Access•Yi-Fang Luo, Sung Chul Yang et al.•ARTICLE•Computers & Education•2022

  • Knowledge, Attitude, and Practice (KAP) toward Covid-19 Pandemic among the Public in Taiwan: A Cross-Sectional Study

    Open Access•Yi-Fang Luo, Liang‐Ching Chen et al.•ARTICLE•International Journal of…•2022

    Purpose: Knowledge, attitude, and practice (KAP) models are often used by researchers in the field of public health to explore people’s healthy behaviors. Therefore, this study mainly explored the relationships among participants’ sociodemographic status, COVID-19 knowledge, affective attitudes, and preventive behaviors. Method: This study adopted an online survey, involving a total of 136 males and 204 females, and used a cross-sectional study t…

  • The Associations among Gender, Age, eHealth Literacy, Beliefs about Medicines and Medication Adherence among Elementary and Secondary School Teachers

    Open Access•Chiao Ling Huang, Chia Hsing Chiang et al.•ARTICLE•International Journal of…•2022

    Background: A lack of health literacy may negatively impact patient adherence behavior in health care delivery, leading to a major threat to individual health and wellbeing and an increasing financial burden on national healthcare systems. Therefore, how to cultivate citizens’ health literacy, especially electronic health (eHealth) literacy that is closely related to the Internet, may be seen as a way to reduce the financial burden of the nationa…

  • Exploring the Impacts of Preventative Health Behaviors with Respect to Covid-19: An Altruistic Perspective

    Open Access•Yi-Fang Luo, Sung Chul Yang et al.•ARTICLE•International Journal of…•2022

    This study aims to explore the impact of gender and anxiety on various preventative health behaviors, and the relationships among these preventative health behaviors, individual well-being and depression, from the perspective of altruism. This study employed an online questionnaire survey, and 136 males and 204 females participated in the survey. The results of this study showed that females exhibited better preventative health behaviors than mal…

  • What you think is a joke is actually cyberbullying: The effects of ethical dissonance, event judgment and humor style on cyberbullying behavior

    Open Access•Chiao Ling Huang, Yilihamu Alimu et al.•ARTICLE•Computers in Human Behavior•2023

Psychology (27 works) · Social Psychology (17 works) · Developmental psychology (9 works) · Political science (9 works) · Medicine (8 works) · Social Psychology (8 works) · Clinical Psychology (7 works) · Computer Science (7 works) · Clinical Psychology (6 works) · Literacy (6 works)

Ethnos_APP • Open Source Project • MIT License • Frontend v2.0.0 • Privacy and Cookies • API Documentation: api.ethnos.app/docs • API Source Code: GitHub • DOI: 10.5281/zenodo.17049435 • Frontend Source Code: GitHub • DOI: 10.5281/zenodo.17050053 • cruz.rio.br • Expectantes Misericordiae