Implementation Science and Program Evaluation

Implementation science and program evaluation are interconnected approaches that focus on generating robust empirical evidence to inform and enhance policy and practice. The primary objective is to address the persistent gap between evidence-based best practices identified in scholarly literature and their practical application by policymakers and practitioners.
Conversely, these approaches also aim to ensure that insights from real-world implementation inform academic research. This bidirectional approach facilitates a more effective translation of research into practice and practice into research, ultimately leading to more efficacious policies and interventions.
By systematically studying the processes and outcomes of implementing evidence-based practices in various contexts, these approaches contribute to a more nuanced understanding of how to optimize the impact of research findings in real-world settings.
Yeh J, Parks R, Liu PJ. Data-driven decision-making in Adult Protective Services: Insights from the Identification, Services, and Outcomes (ISO) Matrix implementation. J Aging Soc Policy. 2025 Jul 10:1-17. doi: 10.1080/08959420.2025.2528585. PMID: 40637150.
Yeh J, Ross L, Schlesinger J, McLendon B, Flatt J, Hollister B, Cherry D. Dementia care navigation: The role and training of dementia care specialists in managed care organizations. J Appl Gerontol. 2025 Jun 11:7334648251343330. doi: 10.1177/07334648251343330. PMID: 40499074.
Yeh J, Beld M, Pond B, Neri M, Garcia A, Mata-Pacheco J, Mauricio J, Castanenda M, Eldridge C, Martinez S. Competency-based training boosts dementia knowledge and skills in home care workers. Alzheimers Dement. 2025 Jun;21(6):e70323. doi: 10.1002/alz.70323. PMID: 40538020.
Liu M, Parks R, Suchman L, Beld M, Yeh J. In-depth organizational analysis of Indiana's Adult Protective Services program. West Lafayette, IN & San Francisco, CA: Purdue University & University of California, Institute for Health & Aging; 2024. Prepared for the Indiana Family and Social Services Administration (FSSA).
Yeh J, Pond B, Beld M, Garcia A, Mauricio J, Mata-Pacheco J, Eldridge C, Ross L. Enhancing dementia knowledge and self-efficacy of in-home supportive services caregivers through online training. Journal of Applied Gerontology. 2023;42(4): 617-626. PMCID: PMC9996798.
Flatt J, Nham K, Yeh J. Formative evaluation of Club 75. San Francisco, CA: University of California, Institute for Health & Aging; 2023. Prepared for On Lok.
Yeh J, Newman J, Main R, Hunt LJ. Improving end-of-life care for persons living with dementia: Bereaved caregivers' observations and recommendations. Journal of Pain and Symptom Management. 2021; 62(3):579-586. PMID: 33556499.
Hollister B, Yeh J, Ross L, Schlesinger J, Cherry D. The dementia Cal MediConnect project: improving dementia care via the California duals demonstration. Generations. 2019; Supplement 3:73-78.
Chaufan C, Yeh J, Sigal B. Advancing family health through the Garden of Eatin’: on-site food gardens in early childhood education. American Journal of Public Health. 2015;105(4):625-628. PubMed PMID: 25713934; PubMed Central PMCID: PMC4358167.
Chaufan C, Yeh J, Fox P. The safe routes to school (SRTS) program in California: an update. American Journal of Public Health. 2012;102(6):e8-e11. PubMed PMID: 22515862; PubMed Central PMCID: PMC3483971.
Policy Science and Advocacy

Policy science and advocacy in the context of gerontology encompasses collaborative efforts with influential networks and stakeholders to develop and implement strategies for modifying public policies, laws, practices, and systems. A critical component of this work is the creation and dissemination of accessible public knowledge regarding the individual and societal impacts of major policy decisions, institutional practices, and systemic forces as they relate to health, aging, and intergenerational dynamics.
This approach emphasizes the importance of translating complex research findings into comprehensible information for policymakers and the public, thereby facilitating informed decision-making and promoting evidence-based policy reforms in the field of aging.
Chabot MJ, Sun D, Reynen DJ, Leff S., Flynn AB, Mitchell C, Yeh J. The association of third places and violence-related adverse childhood experiences. Adversity and Resilience Science. 2025. https://doi.org/10.1007/s42844-025-00178-z
Harrison JD, Rogers SE, Rosner B, Martin E, Lin SC, Yeh J, Adler-Milstein J. Outcomes evidence must keep up with the implementation of the 4Ms framework to ensure age-friendly health system transformation. Inquiry. 2025 Jan-Dec;62:469580251334511. doi: 10.1177/00469580251334511. Epub 2025 Apr 15. PMID: 40231623; PMCID: PMC12033401.
2025 Alzheimer's disease facts and figures. Alzheimers Dement. 2025 Apr 29;21(4):e70235. doi: 10.1002/alz.70235. PMCID: PMC12040760. (Yeh contributor).
2024 Alzheimer's disease facts and figures. Alzheimers Dement. 2024 May;20(5):3708-3821. doi: 10.1002/alz.13809. Epub 2024 Apr 30. PubMed PMID: 38689398. (Yeh contributor).
Yeh J. Strengthening the California direct care workforce. San Francisco, CA: University of California, Institute for Health & Aging; 2024. Prepared for the Center for Health Care Strategies.
Hunt L, Yeh J, Fix M. California's direct care workforce: who they are, the work they do, and why it matters. San Francisco, CA: University of California; 2023. Prepared for the California Health Care Foundation.
Estes CL, DiCarlo N, Yeh J. Building back better: Going big with emancipatory sciences. Journal of Aging & Social Policy. 2023. 1-16. PubMed PMID: 36848315.
Yeh J, Nham K, Estes CL. Entwined oppressions: Historicizing anti-Asian violence in the COVID-19 era. Public Policy & Aging Report. 2022;32(3): 94-99. PMCID: PMC9384473.
Estes C, Yeh J, DiCarlo N. Precarity, USA. Generations Today. 2021,41(1).
Ross L, Beld M, Yeh J. Alzheimer's disease and related dementias facts and figures in California: current status and future projections. San Francisco, CA: University of California, Institute for Health & Aging; 2021. Prepared for the California Department of Public Health.
Hollister B, Yeh J, Ross L, Schlesinger, J, Cherry D. Building an advocacy model to improve the dementia-capability of health plans in California. Journal of the American Geriatrics Society. 2021;69(2):3641-3649. PMID: 34476815.
Yeh J, DiCarlo NB, Estes C. Generations can connect for empowerment: five ways forward. Aging Today. 2018;xxxxix(5):8.
Accius J, Yeh J. America must invest in its next generation. Generations. 2017;40(4): 101-107.
Chaufan C, Yeh J, Ross L, Fox P. You can’t walk or bike yourself out of the health effects of poverty: Active school transport, child obesity, and blind spots in the public health literature. Journal of Critical Public Health. 2014;25(1):32-47.
Chaufan C, Yeh J, Ross L, Fox P. Exploring the associations between active school transport, child obesity, and child poverty in California. Journal of Behavioral Health. 2013;2(1):27-34. doi: 10.5455/jbh.20121202085825
- Chaufan C, Yeh J, Fox P, Ross L. Parental views on active commuting and choice of mode of school transport. Journal of Behavioral Health. 2012;1(1):35-41. doi: 10.5455/jbh. 20120322124110
Community-Engaged Research Methods

Community-engaged research methods involve active collaboration between researchers and community members throughout the entire research process. This partnership encompasses defining research questions, collecting and analyzing data, and disseminating findings. By centering community voices and perspectives, these methods aim to effect meaningful change within communities. Such approaches often employ qualitative techniques, including in-depth interviews, photovoice, focus groups, and participant observations, which are suited to exploring the context and meaning behind human actions and beliefs rather than quantifying them.
Reyes L, Versey HS, Yeh J. Emancipatory visions: Using visual methods to coconstruct knowledge with older adults. The Gerontologist. 2022; 62(10):1402-1408. PMID: 35363865.
Yeh J, Holley L, Ford C, Guest MA. Engagement and advocacy of community-based organizations serving older adults in Native American, rural, and homeless communities during the COVID-19 pandemic. Journal of Aging & Social Policy. 2022. Oct 8; 1-13. PubMed PMID: 36208458.
Yeh J, Walsh J, Spensley C, Wallhagen M. Building inclusion: toward an aging- and disability-friendly city. American Journal of Public Health. 2016;106(11):1847-1949. PubMed PMID: 27715294; PubMed Central PMCID: PMC5055791.
Yeh J. Through their eyes: using photovoice and photo elicitation in research with LGBQ older adults. The International Journal of Aging in Society. 2012;1(3):85-106. https://doi.org/10.18848/2160-1909/CGP/v01i03/35185
Social, Critical, and Environmental Gerontology
Social, critical, and environmental gerontology are interconnected approaches to the study of aging that examine factors external to the individual. These perspectives focus on how societal structures, ideologies, political economies, social networks, built environments, and spatial arrangements influence the aging process. Specifically, they investigate how these external conditions lead to disparities in resource and opportunity access across the life course.
This lens illuminates the mechanisms by which such factors contribute to population health outcomes, social stratification, and the perpetuation or exacerbation of inequalities among aging populations. By emphasizing these broader contextual elements, these gerontological approaches provide a nuanced understanding of the complex interplay between individual aging and societal forces.
Yeh J, Greenfield E, Plasencia M. Dismantling and rebuilding praxis for age-friendly cities and communities: toward an emancipatory approach. In: Buffel T, Doran P, Yarker S, editors. Reimagining Age-friendly Communities: Urban and Spatial Justice. Bristol University Press. 2024.
Versey HS, Reyes L, Yeh J. From root shock to urban alchemy: the (re)making of urban space through the lens of Black older women. Built Environment. 2024: 50(2): 296–306.
Finlay J, Guzman V, Meltzer G, O'Shea B, Yeh J."I just can't go back": Challenging places for older Americans since the COVID-19 pandemic onset. Journal of Social Science & Medicine - Qualitative Research in Health. 2024;5:100381.
Li L, Kang J, Ho M, Lo A, Shih J, Yeh J, Smith A. Anti-Asian hate and the health of older Asians. JAMA Internal Medicine. 2024 May13:e241090. PubMed PMID: 38739380.
Li L, Kang J, Nguyen B, Ho M, Li A, Shih J, Kotwal A, Yeh J, Karliner L, Jeung R, Smith A. "Hate has chipped away at my sense of security”: a survey study of the impact of Anti-Asian hate on the health of older Asians. Journal of the American Geriatrics Society. 2024 May 27. PubMed PMID: 38801317.
Finlay J, Cannon M, Meltzer G, Yeh J. Aging in third places. In: Cutchin M, Rowles G, editors. Handbook of Ageing and Place. Edward Elgar Publishing Ltd, 2024.
Yeh J. Age-friendly for whom? An aperture to the lived experiences of older San Franciscans. The Gerontologist. 2022;62(1):100-109. PMID: 34378780.
Yeh J, Newman J, Main R, Hunt LJ. Improving end-of-life for persons living with dementia: bereaved caregivers' observations and recommendations. Journal of Pain and Symptom Management. 2021; 62(3):579-586. PubMed PMID: 33556499.
Greenfield E, Black K, Buffel T, Yeh J. Community gerontology: a framework for research, policy, and practice on communities and aging. The Gerontologist. 2019;59(5):803-810. PubMed PMID: 30124872.
Yeh J. Book review. The gerontological imagination: an integrative paradigm by K. Ferraro. New York, NY: Oxford University Press, 2018, 224 pages. Social Forces. 2019; 98(2):1-3. https://doi.org/10.1093/sf/soz057
Yeh J. Contemporary cultural norms from the vantage point of a younger woman of color. Generations. 2018;41(4):97-103.
Portacolone E, Perissinotto C, Yeh J, Greysen R. "I feel trapped": the tension between personal factors of social isolation and the desire for social integration among older residents of a high-crime neighborhood. The Gerontologist. 2018;58(1):79-88. PubMed PMID: 28329804; PubMed Central PMCID: PMC5881710.
Yeh J. Book review: 101+ careers in gerontology (second edition) by C. Joanne Grabinski. San Francisco, CA; 2015. Prepared for the American Society on Aging.
Yeh J. The lure of restoration: transforming buildings and bodies for ever-longer life. In: Müller A-L, Reichmann W, editors. Architecture, materiality and society: Connecting sociology of architecture with science and technology studies. United Kingdom: Palgrave Macmillan; 2015, p. 119-144.