[PHOTO]

    José R. Zubizarreta

    Associate Professor, Department of Health Care Policy
    Harvard Medical School
    Associate Professor, Department of Biostatistics
    Harvard School of Public Health
    Faculty Affiliate, Department of Statistics
    Faculty of Arts and Sciences
    Harvard University


QUICK LINKS:

        Editorial service
        Education
        Publications:
            Statistical methodology
            Health care policy and medical science
        Software
        Curriculum vitae


EDITORIAL SERVICE:

        Co-editor, Handbook of Matching and Weighting in Causal Inference, Chapman & Hall/CRC
        Associate editor (2020-present), Biometrics
        Associate editor (2019-present), Journal of Computational and Graphical Statistics
        Associate editor (2018-present), Observational Studies


EDUCATION:

        Ph.D. Statistics, The Wharton School, University of Pennsylvania, 2013
        M.A. Statistics, The Wharton School, University of Pennsylvania, 2011
        M.A. Economics, Universidad de Chile, 2008
        B.S. Mathematical Engineering, Universidad Católica de Chile, 2005 (Maximum Distinction)


PUBLICATIONS:

Statistical methodology:

Cohn, E. R., and Zubizarreta, J. R. (2022), "Profile Matching for the Generalization and Personalization of Causal Inferences," Epidemiology, accepted.
      *Eric Cohn, Young Investigator Award, 2021 (awarded by the American Statistical Association section on Statistics in Epidemiology)
     
-Download paper

Díaz, J. D., and Zubizarreta, J. R., (2022), "Complex Discontinuity Designs Using Covariates: Impact of School Grade Retention on Later Life Outcomes in Chile," Annals of Applied Statistics, in press.
      -Download paper

Niknam, B., and Zubizarreta, J. R., (2022), "Using Cardinality Matching to Design Balanced and Representative Samples for Observational Studies," Journal of the American Medical Association, in press.
      -Download paper

Wang, Y., and Zubizarreta, J. R., (2021), "Large Sample Properties of Matching for Balance," Statistica Sinica, in press.
      -Download paper

Bennett, M., Vielma, J. P., and Zubizarreta, J. R. (2020), "Building Representative Matched Samples with Multi-valued Treatments in Large Observational Studies," Journal of Computational and Graphical Statistics, 29, 744–757.
      *Magdalena Bennett, winner of the International Biometric Society ENAR Student Paper Award, 2019 (awarded by ENAR)
     
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Chattopadhyay, A., Hase, C., and Zubizarreta, J. R., (2020), "Balancing Versus Modeling Approaches to Weighting in Practice," Statistics in Medicine, 39, 3227-3254.
      -Download paper
      -Download code

Resa. M. A., and Zubizarreta, J. R., (2020), "Direct and Stable Weight Adjustment in Non-Experimental Studies with Multi-valued Treatments: Analysis of the Impact of an Earthquake on Posttraumatic Stress," Journal of the Royal Statistical Society: Series A, 183, 1387-1410.
      -Download paper

Wang, Y., and Zubizarreta, J. R. (2020), "Minimal Dispersion Approximately Balancing Weights: Asymptotic Properties and Practical Considerations," Biometrika, 107, 93-105.
      *Yixin Wang, winner of the Biometrics Student Paper Award, 2018 (awarded by the Biometrics Section of the American Statistical Association)
      -Download paper

Miratrix, L. W., Wager, S., and Zubizarreta, J. R., (2018), "Shape-Constrained Partial Identification of a Population Mean Under Unknown Probabilities of Sample Selection," Biometrika, 107, 103-114.
      -Download paper

Visconti, G., and Zubizarreta, J. R., (2018), "Handling Limited Overlap in Observational Studies with Cardinality Matching," Observational Studies, 4, 217-249.
      *Winner of the William Cochran prize for the best paper published in Observational Studies in 2015-2019
      -Download paper

Aronow, P. M., Crawford, F. W., and Zubizarreta, J. R., (2018), "Confidence Intervals for Linear Unbiased Estimators Under Constrained Dependence," Electronic Journal of Statistics, 12, 2238-2252.
      -Download paper

Zubizarreta, J. R., Small, D. S., and Rosenbaum, P. R., (2018), "A Simple Example of Isolation in Building a Natural Experiment," Chance, 31, 16-23.
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Haneuse, S., Zubizarreta, J. R., and Normand, S. L. T., (2018), "On Assessing the Quality of Health Care Providers Using Time-Varying Patient Outcomes," invited commentary, Biometrics, 74, 1395-1397.
      -Download paper

Zubizarreta, J. R., and Keele. L., (2017), "Optimal Multilevel Matching in Clustered Observational Studies: A Case Study of the Effectiveness of Private Schools Under a Large-Scale Voucher System," Journal of the American Statistical Association, 112, 547-560.
      -Download paper

Hirshberg, D. A., and Zubizarreta, J. R., (2017), "On Two Approaches to Weighting in Causal Inference," invited commentary, Epidemiology, 28, 812-816.
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Kilcioglu. C., and Zubizarreta, J. R., (2016), "Maximizing the Information Content of a Balanced Matched Sample in a Study of the Economic Performance of Green Buildings," Annals of Applied Statistics, 10, 1997–2020.
      -Download paper

Resa. M. A., and Zubizarreta, J. R., (2016), "Evaluation of Subset Matching Methods and Forms of Covariate Balance," Statistics in Medicine, 35, 4961–4979.
      -Download paper

Zubizarreta, J. R. (2015), "Stable Weights that Balance Covariates for Estimation with Incomplete Outcome Data," Journal of the American Statistical Association, 110, 910–922.
      *Winner of the Biometrics Student Paper Award, 2014 (awarded by the Biometrics Section of the American Statistical Association)
      *Winner of the International Biometric Society ENAR Student Paper Award, 2014 (awarded by ENAR)
      -Download paper

Hsu. J., Zubizarreta, J. R., Small, D. S., and Rosenbaum, P. R. (2015), "Strong Control of the Family-Wise Error Rate in Observational Studies that Discover Effect Modification by Exploratory Methods," Biometrika, 102, 767–782.
      -Download paper (preliminary version)

Keele, L., Titiunik, R., and Zubizarreta, J. R., (2015), "Enhancing a Geographic Regression Discontinuity Design Through Matching to Estimate the Effect of Ballot Initiatives on Voter Turnout," Journal of the Royal Statistical Society: Series A, 178, 223–239.
      -Download paper

Zubizarreta, J. R., Small, D. S., and Rosenbaum, P. R. (2014), "Isolation in the Construction of Natural Experiments," Annals of Applied Statistics, 8, 2096–2121.
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Yang. F., Zubizarreta, J. R., Small, D. S., Lorch, S. A., and Rosenbaum, P. R. (2014), "Dissonant Conclusions When Testing the Validity of an Instrumental Variable," The American Statistician, 68, 253-263.
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Zubizarreta, J. R., Paredes, R. D., and Rosenbaum, P. R. (2014), "Matching for Balance, Pairing for Heterogeneity in an Observational Study of the Effectiveness of For-profit and Not-for-profit High Schools in Chile," Annals of Applied Statistics, 8, 204-231.
      *Winner of the Social Statistics, Government Statistics, and Survey Research Methods Sections Student Paper Award, 2013 (awarded by these three Sections of the American Statistical Association)
      -Download paper

Zubizarreta, J. R., Cerdá, M., and Rosenbaum, P. R. (2013), "Designing an Observational Study to be Less Sensitive to Unmeasured Biases: Effect of the 2010 Chilean Earthquake on Posttraumatic Stress," Epidemiology, 24, 79-87 (with discussion).
      *Winner of the Kenneth Rothman Prize, 2014 (awarded for the best paper published in Epidemiology in 2013)
      *Young Investigator Award, 2012 (awarded by the American Statistical Association section on Statistics in Epidemiology)
      -Download paper

Zubizarreta, J. R., Small, D. S., Goyal, N. K., Lorch, S. A., and Rosenbaum, P. R. (2013), "Stronger Instruments Via Integer Programming in an Observational Study of Late Preterm Birth Outcomes," Annals of Applied Statistics, 7, 25-50.
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Zubizarreta, J. R. (2012), "Using Mixed Integer Programming for Matching in an Observational Study of Kidney Failure after Surgery," Journal of the American Statistical Association, 107, 1360-1371.
      *Winner of the Deming Scholar Award, 2012 (awarded by the American Statistical Society and the American Society for Quality)
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Zubizarreta, J. R., Neuman, M. D., Silber, J. H., and Rosenbaum, P. R. (2012), "Contrasting Evidence Within and Between Institutions that Supply Treatment in an Observational Study of Alternative Forms of Anesthesia," Journal of the American Statistical Association, 107, 901-915.
      *Winner of the Tom R. Ten Have Memorial Award, 2011 (awarded at the Atlantic Causal Inference Conference for "exceptionally creative or skillful research on causal inference")
      *Winner of the HPSS Student Paper Award, 2011 (awarded by the Health Policy and Statistics Section of the American Statistical Association)
      -Download paper

Zubizarreta, J. R., Reinke, C. E., Kelz, R. R., Silber, J. H., and Rosenbaum, P. R. (2011), "Matching for Several Sparse Nominal Variables in a Case-Control Study of Readmission Following Surgery," The American Statistician, 65, 229-238.
      -Download paper

Health care policy and medical science:

Li, Y., Undurraga, E. A., and Zubizarreta, J. R. (2022), “Effectiveness of Localized Lockdowns in the COVID-19 Pandemic,” American Journal of Epidemiology, in press.
      *Yige Li, winner of the HPSS Student Paper Award, 2021 (awarded by the Health Policy and Statistics Section of the American Statistical Association)
      *Yige Li, winner of the International Biometric Society WNAR Student Paper Award, 2021 (awarded by WNAR)
      -Download paper

Song, Z., Zubizarreta, J. R., Giuriato, M., Paulus, E., and Koh, K. A. (2022), “Health Care Spending, Utilization, and Morbidity After Nonfatal Firearm Injuries,” Annals of Internal Medicine, in press.

Wilcock, A. D., Schwamm, L. H., Zubizarreta, J. R., Zachrison, K. S., Uscher-Pines, L., Majersik, J. J., Richard, J. V., and Mehrotra, A. (2022), “Impact of the FAST Act on Billing for Telemedicine,” Health Affairs, in press.
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Jara, A., Undurraga, E. A., Zubizarreta, J. R., Gonzalez, C., Acevedo, J., Pizarro, A., Vergara, V., Flores, J. C., Suarez, P., Leighton, P., Eguiguren, P., Rios, J. C., Garcia-Escorza, H., and Araos, R. (2022), “Effectiveness of CoronaVac Among Children 3 to 5 During the Omicron SARS-CoV-2 Outbreak,” Nature Medicine, in press.  
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Wilcock, A. D., Schwamm, L. H., Zubizarreta, J. R., Zachrison, K. S., Uscher-Pines, L., Richard, J. V., and Mehrotra, A. (2022), “Reperfusion Treatment and Stroke Outcomes in Hospitals with Telestroke Capacity,” Journal of the American Medical Association Neurology, in press.
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Jara, A., Undurraga, E. A., Zubizarreta, J. R., Gonzalez, C., Pizarro, A., Acevedo, J., Leo, K., Paredes, F., Bralic, T., Vergara, V., Mosso, M., Leon, F., Parot, I., Leigthon, P., Suarez, P., Rios, J.C., Garcia-Escorza, H., and Araos, R. (2022), “Effectiveness of Homologous and Heterologous Booster Shots for an Inactivated SARS-CoV-2 Vaccine: A Large Scale Observational Study,” Lancet Global Health, in press.  
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Kessler, R.C., Ruhm, C., Puac-Polanco, V., Hwang, I., Lee, S., Petukhova, M., Sampson, N., Ziobrowski, H. N., Zaslavsky, A.M., and Zubizarreta, J.R (2022), “Estimated Prevalence and Correlates of Clinically Significant Anxiety-Depression among US Adults During the First Year of the COVID-19 Pandemic,” Journal of the American Medical Association, Network Open, in press.
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Ziobrowski, H.N., Cui, R., Ross, E.L., Liu, H., Puac-Polanco, V., Turner, B., Leung, L.B., Bossarte, R.M., Bryant, C., Pigeon, W.R., Oslin, D.W., Post, E.P., Zaslavsky, A.M., Zubizarreta, J.R., Nierenberg, A.A., Luedtke, A., Kennedy, C.J., and Kessler, R.C. (2022), “Development of a Model to Predict Psychotherapy Response for Depression among Veterans,” Psychological Medicine, in press.
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Zubizarreta, J. R., Umhau, J. C., Deuster, P., King, A., Petukhova, M., Tizenberg, B., Upadhyaya, S. K., RachBeisel, J. A., Streeten, E., Kessler, R. C., and Postolache, T. T. (2022), “Evaluating the Heterogeneous Effect of a Modifiable Risk Factor on Suicide: The Case of Vitamin D Deficiency,” International Journal of Methods in Psychiatric Research, in press.
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Zachrison, K. S., Richard, J. V., Wilcock, A. D., Zubizarreta, J. R., Schwamm, L. H., Uscher- Pines, L., and Mehrotra, A. (2021)., “Is Hospital Adoption of Telestroke Associated with Changes in the Stroke System of Care?,” Journal of the American Medical Association, Network Open, in press.
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Gondi, S., Wright, A. A., Landrum, M. B., Meneades L., Zubizarreta, J. R., Chernew, M .E., and Keating, N. L. (2021), “Assessment of Patient Attribution to Care from Medical Oncologists, Surgeons or Radiation Oncologists Following a New Cancer Diagnosis,” Journal of the American Medical Association, Network Open, in press.
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Keating, N. L., Cleveland, J. L. F., Wright, A. A., Brooks G. A., Meneades L., Riedel L., Zubizarreta, J. R., Landrum, M. B. (2021)., “Reliability and Correlations of Quality Measures for Oncology Cancer Care: Implications for Alternative Payment Models,” Journal of the American Medical Association, Network Open, in press.
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Leung, L. B., Ziobrowski, H. N., Puac-Polanco, V., Bossarte, R. M., Bryant, C., Keusch, J., Liu, H., Pigeon, W. R., Oslin, D. W., Post, E. P., Zaslavsky, A. M., Zubizarreta, J. R., and Kessler, R. C. (2021)., “Are Veterans Getting their Preferred Depression Treatment? A National Observational Study in the Veterans Health Administration,” Journal of General Internal Medicine, in press.
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Ziobrowski, H. N., Leung, L. B., Bossarte, R. M., Bryant, C., Keusch, J., Liu, H., Puac- Polanco, V., Pigeon, W. R., Oslin, D. W., Post, E. P., Zaslavsky, A. M., Zubizarreta, J. R., and Kessler, R. C. (2021)., “Comorbid Mental Disorders, Depression Symptom Severity, and Role Impairment Among Veterans Initiating Depression Treatment Through the Veterans Health Administration,” Journal of Affective Disorders, in press.
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Patel, S. Y., Huskamp, H. A., Barnett, M. L., Zubizarreta, J. R., Zachrison, K. S., Busch, A. B., Wilcock, A. D., and Mehrotra, A. (2021)., “Association between Telepsychiatry Capability and Treatment of Patients with Mental Illness in the Emergency Department,” Psychiatric Services, in press.
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Kessler, R. C., Bossarte, R. M., Luedtke, A., Zaslavsky, A. M., and Zubizarreta, J. R. (2020), "Suicide Prediction Models: A Critical Review of Recent Research with Recommendations for the Way Forward," Molecular Psychiatry, 25, 168–179.
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Kessler, R. C., Bossarte, R. M., Luedtke, A., Zaslavsky, A. M., and Zubizarreta, J. R. (2019), "Machine Learning Methods for Developing Precision Treatment Rules," Behaviour Research and Therapy, 120.
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Gondi, S., Wright, A. A., Landrum, M. B., Zubizarreta, J. R., Chernew, M. E., and Keating, N. (2019), "Multimodality Cancer Care and Implications for Episode Payments in Cancer," American Journal of Managed Care, 25, 537-538.
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Hu, W., Chan, C. W., Zubizarreta, J. R., and Escobar, G. J. (2018), "An Examination of Early Transfers to the ICU Based on a Physiologic Risk Score," Manufacturing & Service Operations Management, 20, 531-549.
      *Runner-up Ralph Gomory Best Industry Studies Paper Award, 2019 (awarded by the Industry Studies Association for research excellence across eight different journals)
      *Runner-up Pierskalla Best Paper Award, 2017 (awarded by the Health Applications Society of INFORMS for research excellence in the field of health care management science)
      *Finalist for the MSOM Student Paper Award, 2017 (awarded by the MSOM Society of INFORMS for papers judged to be the best in the field of operations management)
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Hu, W., Chan, C. W., Zubizarreta, J. R., and Escobar, G. J. (2018), "Incorporating Longitudinal Comorbidity and Acute Physiology Data in Template Matching for Assessing Hospital Quality: an Exploratory Study in an Integrated Health Care Delivery System," Medical Care, 56, 448-454..
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Rosellini, A. J., Dussaillant, F., Zubizarreta, J. R., Kessler, R. C., and Rose, S. (2018), "Predicting Post-traumatic Stress Disorder Following a Natural Disaster," Journal of Psychiatric Research, 96, 15-22.
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Zubizarreta, J. R., Lorch, S. A., Marshall, G., D’Apremont, I., and Tapia, J. L. (2016), "Effect of Prophylactic CPAP in Very Low Birth Weight Infants in South America," Journal of Perinatology, 36, 629-634.
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Neuman, M. D., Rosenbaum, P. R., Ludwig, J. M., Zubizarreta, J. R., and Silber, J. H. (2014), "Anesthesia Technique, Mortality, and Length of Stay After Hip Fracture Surgery," Journal of the American Medical Association, 311, 2508-2517.
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Kelz, R. R., Reinke, C. E., Zubizarreta, J. R., Wang, M., Saynisch, P., Even-Shoshan, O., Reese, P. P., Fleisher, L. A., and Silber, J. H. (2013), "Acute Kidney Injury, Renal Function, and the Elderly Obese Surgical Patient: A Matched Case-Control Study," Annals of Surgery, 258, 359-363.
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Goyal, N. K., Zubizarreta, J. R., Small, D. S., and Lorch, S. A. (2013), "Length of Stay and Readmission Among Late Preterm Infants: An Instrumental Variable Approach," Hospital Pediatrics, 3, 7-15.
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Reinke, C. E., Kelz, R. R., Zubizarreta, J. R., Mi, L.,, Saynisch, P., Even-Shoshan, O., Fleisher, L. A., and Silber, J. H. (2012), "Obesity and Readmission in Elderly Surgical Patients," Surgery, 152, 355-362.
      -Download paper


SOFTWARE:

depinf: R package for statistical inference for means with constrained dependent observations. Joint work with Peter Aronow and Forrest Crawford.
      -Download package (depinf will be available through CRAN soon!)

designmatch: R package for the construction of optimally matched samples for randomized experiments and observational studies that are balanced by design. Joint work with Cinar Kilcioglu.
      -Available through CRAN

FSM: R package for randomized and balanced allocation of units to treatment groups using the Finite Selection Model (FSM). Joint work with Ambarish Chattopadhyay and Carl Morris.
      -Available through CRAN

mipmatch: R package for optimal matching in observational studies using mixed integer programming.
      -Download package
      -See installation instructions

sbw: R package for stable balancing weights. Joint work with Yige Li. Contributors: Mohammed-Amine Allouah and Noah Greifer.
      -Available through CRAN

scbounds: R package for shape-constrained partial identification of a population mean under unknown probabilities of sample selection. Joint work with Luke Miratrix and Stefan Wager.
      -Download package


CURRICULUM VITAE:

     -Download CV