Research
How provider markets, payment policy, and hospital decisions shape access, cost, and quality — and how the same methods hold up when they run inside a live institution.
Healthcare operations · decision science · service and public-sector operations · causal inference · cost-effectiveness analysis · decision systems deployment · AI governance in healthcare
Positions
Seoul National University, Cognitive AI Lab
Visiting Researcher
Cornell Institute for Healthy Futures
Faculty Fellow
UCL School of Management, London
Assistant Professor (tenure-track), Operations & Technology
Journal articles
The impact of vertical integration on healthcare delivery: evidence from gastroenterology practices
Song, Lina D., Soroush Saghafian, Joseph P. Newhouse, Mary Beth Landrum, and John Hsu. Management Science (2022).
AHRQ Health Services Research Dissertation Grant (R36) · POMS College of Healthcare Operations Management Best Paper Award, 1st place
Towards a more efficient healthcare system: opportunities and challenges caused by hospital closures amid the COVID-19 pandemic
Saghafian, Soroush, Lina D. Song, and Ali Raja. Health Care Management Science (2022).
Doing good with good OR: lessons learned from 1000 Days Fund
Song, Lina D. and Zack Peterson. INFORMS OR/MS Today (2022).
Changes in screening colonoscopy following Medicare reimbursement and cost-sharing changes
Song, Lina D., Joseph P. Newhouse, Xabier Garcia-De-Albeniz, and John Hsu. Health Services Research (2019).
Cost-effectiveness analysis of brief and expanded evidence-based risk reduction interventions for HIV-infected people who inject drugs in the United States
Song, Dahye L., Frederick L. Altice, Michael M. Copenhaver, and Elisa F. Long. PLoS One (2015).
Emergency department use among HIV-infected released jail detainees
Boyd, Andrew T., Dahye L. Song, Jaimie P. Meyer, and Frederick L. Altice. Journal of Urban Health (2015).
Working papers
The spillover effects of hospital closures on the efficiency and quality of other hospitals
Song, Lina D. and Soroush Saghafian. Under review, Production and Operations Management.
The allocation of funds in healthcare: which hospital to support?
Song, Lina D. and Soroush Saghafian. In preparation.
Presented (2026)
Using claims data to simulate COVID payment policies: urban–rural access and equity trade-offs in Gyeonggi Province, South Korea
AcademyHealth Annual Research Meeting, Seattle — poster (June 2026)
Algorithmic health advertising in non-clinical settings: a cluster-randomized A/B test shows adverse access and utilization shifts in lower provider-density areas in South Korea
AcademyHealth ARM, Seattle — poster (May 2026) · SMDM 48th Annual Meeting, Oslo — poster (June 2026)
Earlier conference presentations (INFORMS, MSOM, POMS, AcademyHealth, iHEA, 2016–2022) are listed in the academic CV.
Invited talks & teaching cases
Rotman School of Management, University of Toronto
Guest lecturer (two sessions): MBA course on behavioral science, and Global Executive MBA in healthcare leadership. Teaching case on Doogooda authored and taught by Prof. Dilip Soman; joined both cohorts for live Q&A. The case is not publicly distributed — for full-case classroom use, contact me at hello@linasong.com.
The Chinese University of Hong Kong (CUHK)
Guest speaker, Co-op Field Trip Program, Seoul.
Baekseok University, K-HiTech Platform — AI & Drone Conference
Invited speaker: "Autonomous Flight: Accountability, Safety Standards, and Data Governance" — the same accountability question, applied to autonomous systems.
Teaching
At UCL: Statistics for Business Research (core, MSc Management Science); supervision of scientific-computing research projects and undergraduate dissertations. At Harvard: teaching fellow for Machine Learning and Big Data Analytics and Analytic Framework for Policy (Kennedy School), and for Decision Analysis for Health & Medical Practices, Decision Analysis in Clinical Research, and Health Economics Applications to Global Health Policy (T.H. Chan School of Public Health). Earlier: teaching assistant at Yale (The Structure of Networks) and Caltech (graduate methods of applied mathematics).
Honors & grants
- —POMS College of Healthcare Operations Management Best Paper Award, 1st place (2019)
- —AcademyHealth Best Methods Award
- —AHRQ R36 Health Services Research Dissertation Award — principal investigator (initial impact score 20, "outstanding")
- —Harvard University Dissertation Completion Fellowship (2019)
- —Harvard Institute for Quantitative Social Science research and travel grants (2018, 2019)
- —Finalist, Lee B. Lusted Award for Outstanding Student Research, SMDM (2016)
- —Samsung Lee Kun Hee Scholarship Foundation Fellowship (2012)
- —Caltech Summer Undergraduate Research Fellowship (2008, 2009)
Service
Reviewer for Management Science, Manufacturing & Service Operations Management, Production and Operations Management, Health Care Management Science, Medical Care, PLOS Medicine, and others; conference abstract reviewer for MSOM SIG, AcademyHealth ARM, and SMDM. Member: INFORMS, MSOM, POMS, AcademyHealth, SMDM.
Full academic CV → /cv