Ralitza Gueorguieva PhD

Research Scientist in Public Health (Biostatistics)

Biographical Info

Dr. Gueorguieva obtained her Ph.D. in Statistics from University of Florida in 1999 and has been a faculty member of the Department of Biostatistics at Yale University School of Public Health since 2000. Her research interests are in methodological development of models for longitudinal data and outcomes of different types, assessment of risk and the application of innovative statistical approaches for clinical trials data. She has developed statistical techniques for simultaneous analysis of repeatedly measured categorical and continuous outcomes, has developed risk assessment screening algorithms and has applied trajectory-based approaches to the assessment of treatment effects. Dr. Gueorguieva is collaborating extensively with psychiatric researchers on clinical trials and observational studies in alcoholism, substance abuse, depression and anxiety disorders, women's behavioral health, schizophrenia, bipolar disorder, obsessive-compulsive disorder and posttraumatic stress disorder. She advocates the use of modern statistical methods such as mixed and mixture models, tree-based methods and nonparametric alternatives to address the complexity of psychiatric data.

Education & Training

Ph.D.
University of Florida (1999)

Honors & Recognition

  • The Statistics Faculty Award for the Outstanding Senior Graduate Student, Department of Statistics, University of Florida
    (1998)
  • Certificate of Appreciation for dedicated service and valuable contributions as one of the Top 10 Reviewers for Biological Psychiatry in 2007
    Biological Psychiatry (2008)
  • International Biometric Society's Eastern North American Region (ENAR) Student Award
    (03/1999)
  • First place, Student Abstract Competition, Annual Florida Epidemiology Meeting
    (07/1998)

Professional Service

  • Member, International Program Committee for the International Biometrics Society Conference (07/31/2007 - 06/30/2008)
  • Editorial Board Member, Biological Psychiatry (07/01/2007 - 06/30/2013)
  • Associate Editor, Journal of the Royal Statistical Society, Series A (01/01/2007 - 12/31/2010)
  • Publication Officer, Biometrics Section of the American Statistical Association (01/01/2007 - 12/31/2008)

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