Mack Shelley
Dados Biográficos
| ID | 4086550 |
|---|---|
| NOME | Mack Shelley |
| PRENOMES | Mack |
| SOBRENOME | Shelley |
| ASSINATURA | SHELLEY M |
| AFILIAÇÕES | Iowa State University |
| ORCID | 0000-0002-0414-5843 |
| VERIFICADO | Sim |
| TOTAL DE OBRAS | 69 |
| TOTAL DE CITAÇÕES | 170 |
| TOTAL COMO AUTOR | 69 |
| TOTAL COMO EDITOR | 0 |
| PRIMEIRO ANO DE PUBLICAÇÃO | 1980 |
| ANO MAIS RECENTE DE PUBLICAÇÃO | 2026 |
| ÍNDICE H | 6 |
Preparing future teachers for AI-enhanced science classrooms
Grounded in qualitative data from 30 elementary teacher candidates (ETCs) in the Midwestern U.S., this case study examines ETCs’ readiness for AI-enhanced classrooms and finds that ETCs hold moderate to low confidence in teaching biology, yet express a desire to teach it more engaging for young learners. Although many ETCs had negative or vague prior perceptions of Artificial Intelligence in education (AIEd), guided classroom experiences helped t…
Rural-Urban Comparison of Health Risk Behaviors and Health Outcomes Among Chinese Older Adults
This study investigated health risk behavior patterns among older adults in rural and urban China and their association with health outcomes, addressing the limited evidence on rural–urban differences in health behaviors among Chinese older adults. We used cross-sectional data from the 2018 Chinese Longitudinal Healthy Longevity Survey. Latent class analysis identified latent classes of health behaviors (e.g., smoking, drinking, unhealthy diet), …
Hallucinogen Use and Associated Illicit Drug Use and Prescription Drug Misuse Among Adults in the USA
The Role of Technology Accessibility in Social Connectedness and Health-Related Quality of Life for Rural Older Adults
ObjectivesThis study aims to examine the relationship between social connectedness and health-related quality of life (HRQoL) among older adults, focusing on the impact of technology accessibility and geographic context (urban vs. rural).MethodsData from the 2021 National Health and Aging Trends Study (NHATS) with 2303 participants aged 65 and older were used. Confirmatory factor analysis validated measures of social connectedness and HRQoL, foll…
A study of factors and their influence on mathematics-related beliefs and performance in Turkey
The present study endeavors to uncover the intricate nexus among pertinent variables, including self-efficacy, perceived usefulness, parental education levels, and gender, and their relationship with mathematics performance. To achieve this objective, several hypotheses were tested, and a path model was estimated. The study cohort comprised 117 8th-grade students (64 females, 53 males) enrolled in a secondary school in Turkey. Results, in general…
Racial/ethnic/gender-Based Differences in Health Trajectories Among American Older Adults
Health disparity by race/ethnicity or gender has been well-documented. However, few researchers have examined health outcomes based on the intersection of individuals’ race, ethnicity, and gender or investigated various health dimensions. Guided by an intersectionality framework, this study explores racial/ethnic/gender-based differences in trajectories of multiple health outcomes over a ten-year period among American older adults. Longitudinal d…
Understanding Healthcare Providers’ Care for Patients with Medications Treating Opioid Use Disorder in the Emergency Department
BACKGROUND: There is limited research exploring the changing clinical practices among healthcare providers (HPs) care for patients with Emergency Department (ED)-initiated Medication for Opioid Use Disorder (MOUD). METHODS: This scoping review followed the methodological framework of Arksey and O'Malley to map relevant evidence and synthesize the findings. We searched PubMed, EMBASE, CINAHL, Web of Science, and Scopus for related studies from inc…
Examining the Association between Medical Marijuana Legalization and Criminal Behaviors
Background: Medical marijuana legalization (MML) has been widely implemented in the past decade. However, the debates regarding the consequences of MML persist, especially criminal behaviors. Objectives: We examined the association between MML and criminal behaviors among adults in the United States. The criminal behaviors measured three past-year offenses: whether the adult (1) have sold illegal drugs, (2) have stolen anything worth > $50 USD, o…
Twenty-Year Trends and Urban–Rural Disparities in Smoking, Alcohol Consumption, and Dual Consumption Among Chinese Older Adults
Health Behavior Patterns and Associated Risk of Memory-Related Disorders Among Middle-Aged and Older Chinese Couples
Objectives: Studies on the interdependence of couples’ health behaviors and subsequent cognitive outcomes remain limited. Methods: Longitudinal data from the China Health and Retirement Longitudinal Study (2011–2018) were used ( N = 1869 heterosexual couples). Latent class analysis identified the dyadic pattern of health behaviors in 2011 (i.e., alcohol consumption, smoking, and physical inactivity). Stratified Cox models examined the association…
Racial and Ethnic Disparities and Prevalence in Prescription Drug Misuse, Illicit Drug Use, and Combination of Both Behaviors in the United States
Does urban-rural disparity exist in nicotine and alcohol dependence among Chinese older adults
Background China is a large country with substantial urban-rural disparity. With the increasing concerns related to the rapid growth of the older adult population and problems related to smoking and alcohol consumption, this study aims to examine the potential urban-rural disparity associated with nicotine or alcohol dependence among Chinese older adults
The affordability of access to health care for older adults in China
This study evaluates the inequalities of affordability in health care delivery for older adults in China, and explores the variables significantly affecting the affordability. Using the data from China Health and Retirement Longitudinal Study (CHARLS) and adapting the Andersen behavioural model, this study uses structural equation models (SEMs) with regression imputations to explore the direct and indirect effects of these variables for 1,720 res…
Child-Parent Relationships and Older Adults' Health
This study compared the associations of child-parent relationships with older adults' multidimensional health in the United States and China. Two waves of data from the US Health and Retirement Study and its sister study in China (2012-2015) were used (2174 non-Hispanic [NH] White Americans and 4467 Chinese). Linear regression models were conducted for cross-sectional and longitudinal comparisons. Results showed most child-parent relationships ha…
Teacher Differences in Beliefs and Perceptions About Sustainable Agriculture
The purpose of the study was to determine agriculture teacher differences in beliefs and perceptions about sustainable agriculture (SA) and the associations of these with the teaching of SA in the 12 states of the Midwest US. A descriptive design using self-administered structured questionnaires with Likert measurements was adopted. A stratified random sample of 844 teachers were self-administered the questionnaires. Data were analyzed by ANOVA b…
Estimating Home Visit Activities
Intersectional Discrimination Attributions and Health Outcomes Among American Older Adults
Guided by an intersectionality framework, this study examined intersectional discrimination attributions and their associations with health outcomes. Older respondents (aged ≥50) from the Health and Retirement Study in 2014-2015 were included ( N = 6286). Their reasons for discrimination (age, gender, sexual orientation, race, national origin, religion, financial status, weight, physical appearance, disability, and others) were examined. Latent c…
Kinship bereavement and psychological well-being of U.S. Chinese older women and men
This study examined the relationship of kinship bereavement with the psychological well-being of Chinese American older women and men. Data from the Population Study of ChINese Elderly were used. Respondents were asked if their spouse, children/grandchildren, siblings, close relatives, and friends had died. Widowhood was associated with more loneliness for both genders. For women, close relative/friend loss was associated with more stress, and ch…
Development of a Nutrition Environment Assessment Tool for Latino Ethnic Stores
The objectives were to: (1) adapt the Nutrition Environment Measures Survey for Stores (NEMS-S) to better culturally fit small Latino grocery stores (tiendas) in Iowa; (2) assess the newly adapted Latino NEMS-S for inter-rater and test-retest reliability; and (3) compare Latino and original NEMS-S summary scores. This pilot instrument, containing culturally appropriate foods from the original NEMS-S and 2015 US Dietary Guidelines for Americans, u…
Depressive Symptom Trajectories and Cognition Among Older American Couples
Older adults with increasing and persistently high depressive symptoms may experience worse memory. Psychosocial interventions targeting depressive symptoms among older men may be beneficial to their spouses' memory
Factors Associated with Preventive Care Utilisation among Chinese Older Adults
This research examined the sociodemographic factors associated with preventive care utilisation among Chinese older adults. Using the latest 2018 wave of the Chinese Longitudinal Healthy Longevity Survey (CLHLS), preventive care utilisation was defined as an annual physical examination. In the final study sample, approximately 69 per cent of the older adults had a physical examination annually. Older adults who had received a high level of formal…
Testing the missingness mechanism in longitudinal surveys
Imputation or likelihood-based approaches to handle missing data assume the data are missing completely at random (MCAR) or missing at random (MAR). However, little research has examined the missingness pattern before using these imputation/likelihood methods. Three missingness mechanisms – MCAR, MAR, and not missing at random (NMAR) – can be tested using information on research design, disciplinary knowledge, and appropriate methods. This study …
Socio-demographic and behavioural factors associated with status change of sleep quality and duration among Chinese older adults
China has faced challenges related to the rapid growth of its ageing population, and sleep is one of the public health challenges to this demographic group. This study examines the socio-demographic and behavioural factors associated with status change of sleeping patterns among Chinese older adults, using longitudinal data from the Chinese Longitudinal Healthy Longevity Survey (CLHLS). Socio-demographic factors were selected from the 2012 wave o…
Unmet Community Service Needs and Life Satisfaction Among Chinese Older Adults
This study examined the gap between need and provision of community services in China and its association with older adults’ life satisfaction over time. Longitudinal data from the Chinese Longitudinal Healthy Longevity Survey from 2008 to 2014 were used (3 waves, N = 16,199). Respondents reported if they needed nine types of community service and if their community provided such service. Growth curve models analyzed whether individual- and/or pr…
Food Security Characteristics Vary for Undergraduate and Graduate Students at a Midwest University
The study objective was to determine prevalence of food insecurity and its associations with socioecological model (SEM) characteristics for undergraduate and graduate students. An online questionnaire was distributed to a convenience sample of students aged 18-34 at a Midwestern university. Of the 938 responses, 675 were complete for analysis. Outcome measures included demographics, food security level, housing, food access barriers, coping stra…
Content Analysis
History Conceptual Foundations Uses and Kinds of Inference The Logic of Content Analysis Designs Unitizing Sampling Recording Data Languages Constructs for Inference Analytical Techniques The Use of Computers Reliability Validity A Practical Guide
Parenting attitudes, foster parenting attitudes, and motivations of adoptive and nonadoptive foster parent trainees
Digital Citizenship
This study presents results from a 2002 Midwest urban random sample survey ( N = 167 adults). It is proposed that attitudes toward technology have a direct impact on digital citizenry and are colored by racial and educational differences. A path model showed several key results. Desire for computer skills increased among respondents with lower levels of educational attainment. Respondents with higher levels of education were more likely to use co…
Encore! The Forgetful Voter
Journal Article Encore! The Forgetful Voter Get access DAVID ADAMANY, DAVID ADAMANY David Adamany is Professor of Political Science and Vice President for Academic Affairs, California State University, Long Beach. Mack C. Shelley II is Assistant Professor of Political Science, Iowa State University. Search for other works by this author on: Oxford Academic Google Scholar MACK C. SHELLEY, II MACK C. SHELLEY, II David Adamany is Professor of Politi…
Evidence of a Housing Decision Chain in Rural Community Vitality
The purpose of this research was to explore and explain the role housing plays in rural community vitality. Community vitality refers to economic strength and social well-being. In spring 2002 we collected primary interview data from informants in 134 small rural communities in nine north-central states and identified related secondary data from the U.S. census. We developed a structural-equation-path model, which supported a 'housing decision ch…
Interstate Migration
This study presents a model of net interstate migration in the United States during the 1970s. Of 5 composite dimensions derived from an exploratory factor analysis of 20 candidate predictors of interstate migration, the greatest predictive power in an ordinary least squares regression analysis is attained by a set of quality‐of‐life correlates of migration. Composites of fiscal policy and labor relations variables, more controllable by public de…
Risk Perception, Preventive Behavior, and Medical Care Avoidance among American Older Adults During the Covid-19 Pandemic
Objectives: This study investigated the predictors of risk perception and its effect on older adults' preventive behavior and/or medical care avoidance during the COVID-19 pandemic. Methods: Older respondents (age >50 years) from the MIT COVID-19 Preventive Health Survey reported their social distancing, hand washing, mask wearing, and medical care avoidance between July and October 2020 ( n = 4395). Structural equation models were used. Results:…
Public Policy Effects on Net Urban Migration1
Methodologies for Examining Homelessness and Their Application to a Mandated Statewide Study
Using findings from a federally mandated statewide study of homelessness in the state of Iowa, this paper presents methodologies developed to address various aspects of homeless research, including enumeration of the population, screening for reporting duplications, estimating the annual number of incidents of homelessness, and exploring county‐level estimates of homelessness. After implementing an algorithm to eliminate duplicate reporting, and …
Quality of Adult Child‐Aging Parent Relationships
In a study of the attachment bond, determinants of the quality of the adult child‐aging parent relationship are analyzed from the child's perspective for 180 adult child‐aging parent pairs. Structural equation models are estimated for thefull sample andfor parent‐child pairs living more than 60 miles apart and within 60 miles of each other. In the full sample, quality of the adult child‐elderly parent relationship is enhanced by greater frequency…
Government Transfers and Poverty Alleviation among Older Adults in the United States from 2002 to 2014
Studies have indicated government transfers greatly alleviate poverty among older Americans. Yet recent social policy changes were suggested to increase older Americans’ fiscal insecurity. New evidence is needed to expand the evaluation of government transfers. Longitudinal Health and Retirement Study data from 2002 to 2014 were used. We computed individuals’ poverty status both when household income included and did not include government transf…
Access to Health Care Among Three Cohorts of Older Americans Residing in a Rural State
Three cohorts of older Americans are examined to determine how they perceive the likelihood of being able to access health care in the future. A modified Andersen (1968) model provides the framework for the study. A representative sample of 2,404 noninstitutionalized midwestern older persons separated into three age cohorts (60–69, 70–79, and 80+) was used. Predisposing, enabling, and need factors were examined by logistic regression. Significant…
On the Role of Universities and Biotechnology in Economic Development and Public Policy
Some correlates of partisan preference in Greece, 1980
The factors underlying patterns of partisan preference in Greece have been the subject of fairly little systematic analysis. This article uses data from a 1980 Euro‐Barometer survey, the first to include a Greek sample, to outline the structure of the Greek partisan universe. A number of demographic variables – age, family income, education, occupation, sex, size of community, and household status – together with attitudinal variables regarding b…
Presidents and the Conservative Coalition in the U. S. Congress
The affordability of access to health care for older adults in China
This study evaluates the inequalities of affordability in health care delivery for older adults in China, and explores the variables significantly affecting the affordability. Using the data from China Health and Retirement Longitudinal Study (CHARLS) and adapting the Andersen behavioural model, this study uses structural equation models (SEMs) with regression imputations to explore the direct and indirect effects of these variables for 1,720 res…
Advance Directive Completion Among Older American Couples
The spousal interdependence of AD warrants practitioner efforts to facilitate family-oriented end-of-life planning. Wives and husbands may have different thoughts regarding their spouse's cognitive capacity to surrogate. Facilitating couple-based discussions may be a feasible approach to promote engagement with AD among older adults
Research on Homelessness
The difficulties surrounding research on homelessness are numerous and substantial. Using a statewide census of homelessness, this article analyzes and critiques common methodological techniques employed in that study. In addition, using cross-tabulation and loglinear modeling, the relationship between key demographic variables and the cited primary cause of homelessness, as well as the types of housing needed, are assessed. Through a multiphased…
The Politics and Policy
State Legislators and Economic Development
This article presents a detailed examination of some key political dimen- sions underlying cooperative research in agricultural biotechnology among state land-grant universities, state legislatures, and biotechnology corpora- tions. Factor analysis and path analysis methods are employed to assess differences in the perceptions of university administrators, biotechnology corporation researchers, and state legislators, using national and state surv…
Encore! The Forgetful Voter
Journal Article Encore! The Forgetful Voter Get access DAVID ADAMANY, DAVID ADAMANY David Adamany is Professor of Political Science and Vice President for Academic Affairs, California State University, Long Beach. Mack C. Shelley II is Assistant Professor of Political Science, Iowa State University. Search for other works by this author on: Oxford Academic Google Scholar MACK C. SHELLEY, II MACK C. SHELLEY, II David Adamany is Professor of Politi…
Presidents and the Conservative Coalition in the U. S. Congress
Content Analysis
History Conceptual Foundations Uses and Kinds of Inference The Logic of Content Analysis Designs Unitizing Sampling Recording Data Languages Constructs for Inference Analytical Techniques The Use of Computers Reliability Validity A Practical Guide
Party Identification, Political Behavior, and the American Electorate. Sheldon Kamieniecki
Some correlates of partisan preference in Greece, 1980
The factors underlying patterns of partisan preference in Greece have been the subject of fairly little systematic analysis. This article uses data from a 1980 Euro‐Barometer survey, the first to include a Greek sample, to outline the structure of the Greek partisan universe. A number of demographic variables – age, family income, education, occupation, sex, size of community, and household status – together with attitudinal variables regarding b…
Economic development and biotechnology
On the Role of Universities and Biotechnology in Economic Development and Public Policy
Public Policy Effects on Net Urban Migration1
Activities and Appointments
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
State Legislators and Economic Development
This article presents a detailed examination of some key political dimen- sions underlying cooperative research in agricultural biotechnology among state land-grant universities, state legislatures, and biotechnology corpora- tions. Factor analysis and path analysis methods are employed to assess differences in the perceptions of university administrators, biotechnology corporation researchers, and state legislators, using national and state surv…
The States And Biotechnology
John Portz and Peter Eisinger have provided a valuable conceptual overview of state government initiatives for economic development through biotechnology. Their three major models of policy choice - - based on interest-group processes, strategic planning, and competing interest groups in the allocation of planned development initiatives — seem to be sound theoretically and are convincingly examined empirically. Further, Portz and Eisinger provide…
Interstate Migration
This study presents a model of net interstate migration in the United States during the 1970s. Of 5 composite dimensions derived from an exploratory factor analysis of 20 candidate predictors of interstate migration, the greatest predictive power in an ordinary least squares regression analysis is attained by a set of quality‐of‐life correlates of migration. Composites of fiscal policy and labor relations variables, more controllable by public de…
Religious Commitment and Social Relationships
In this paper we examine religious commitment and social relationships of Catholic sisters and the relative contributions of these and other variables to their self-esteem in later life. Using a sample of 377 Catholic sisters with an average age of 63.5, we conducted a series of a hierarchical recession analyses to examine the relative contributions of blocks of socio-demographic variables, religious commitment variables, personal relationship va…
Access to Health Care Among Three Cohorts of Older Americans Residing in a Rural State
Three cohorts of older Americans are examined to determine how they perceive the likelihood of being able to access health care in the future. A modified Andersen (1968) model provides the framework for the study. A representative sample of 2,404 noninstitutionalized midwestern older persons separated into three age cohorts (60–69, 70–79, and 80+) was used. Predisposing, enabling, and need factors were examined by logistic regression. Significant…
Quality of Adult Child‐Aging Parent Relationships
In a study of the attachment bond, determinants of the quality of the adult child‐aging parent relationship are analyzed from the child's perspective for 180 adult child‐aging parent pairs. Structural equation models are estimated for thefull sample andfor parent‐child pairs living more than 60 miles apart and within 60 miles of each other. In the full sample, quality of the adult child‐elderly parent relationship is enhanced by greater frequency…
Parenting attitudes, foster parenting attitudes, and motivations of adoptive and nonadoptive foster parent trainees
The Politics and Policy
Policy Goals for Educational Administration and Undergraduate Retention
The warnings of declining education infrastructure offered by the National Commission on Excellence in Education in 1983 and the proposals for revitalizing education provided in national policy initiatives such as Goals 2000 provide powerful arguments for the systematic study of undergraduate retention and graduation. This article develops a system to monitor and facilitate institutional decisionmaking designed to improve student success and redu…
Alston J. “Jerry” Shakeshaft
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
Methodologies for Examining Homelessness and Their Application to a Mandated Statewide Study
Using findings from a federally mandated statewide study of homelessness in the state of Iowa, this paper presents methodologies developed to address various aspects of homeless research, including enumeration of the population, screening for reporting duplications, estimating the annual number of incidents of homelessness, and exploring county‐level estimates of homelessness. After implementing an algorithm to eliminate duplicate reporting, and …
Research on Homelessness
The difficulties surrounding research on homelessness are numerous and substantial. Using a statewide census of homelessness, this article analyzes and critiques common methodological techniques employed in that study. In addition, using cross-tabulation and loglinear modeling, the relationship between key demographic variables and the cited primary cause of homelessness, as well as the types of housing needed, are assessed. Through a multiphased…
Digital Citizenship
This study presents results from a 2002 Midwest urban random sample survey ( N = 167 adults). It is proposed that attitudes toward technology have a direct impact on digital citizenry and are colored by racial and educational differences. A path model showed several key results. Desire for computer skills increased among respondents with lower levels of educational attainment. Respondents with higher levels of education were more likely to use co…
Improving Knit Fabric UPF Using Consumer Laundry Products
This study investigated the use of two instruments to measure the ultraviolet protective factor (UPF) of T‐shirt knit fabrics. After various laundering treatments, specimens were cut and UPF was measured from the wale, course, and bias directions with the ISO MET® UV‐Meter and the Cary UV‐Visible Spectrophotometer. Similar results were found between the two instruments and among repeated measures. Before UPF measurement, the shirt fabrics were re…
Reflections on Teaching and Learning in an Advanced Undergraduate Course in Embedded Systems
An integrated series of courses on embedded systems has been developed at Iowa State University, Ames, spanning early undergraduate to graduate levels. The newest course in the series is CPRE 488: Embedded Systems Design, an advanced undergraduate course that fills a gap in the curriculum by providing system-level design experiences and incorporating new technology advancements. CPRE 488 development focused on lecture-lab integration and laborato…
Evidence of a Housing Decision Chain in Rural Community Vitality
The purpose of this research was to explore and explain the role housing plays in rural community vitality. Community vitality refers to economic strength and social well-being. In spring 2002 we collected primary interview data from informants in 134 small rural communities in nine north-central states and identified related secondary data from the U.S. census. We developed a structural-equation-path model, which supported a 'housing decision ch…
Medicine (40 obras) · Psychology (39 obras) · Gerontology (29 obras) · Demography (25 obras) · Political science (23 obras) · Sociology (22 obras) · Health disparities and outcomes (19 obras) · Computer Science (18 obras) · Environmental health (17 obras) · Demography (16 obras)