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Associate Commissioner  Areas of Research


Ken Robertson (202) 691-5440 Leadership and collaboration in mathematical statistics, behavioral science, data science, survey management, and the production of economic statistics. Research interests include exploratory data analysis, time series analysis, computational statistics.
Senior Research Mathematical Statistician  Areas of Research


Terrance Savitsky (202) 691-7382 Bayesian model estimation under complex sampling to achieve frequentist consistency and correct uncertainty quantification with respect to the joint distribution governing population generation and the taking of a complex sample; Bayesian synthetic data estimation for the achievement of a formal privacy guarantee that well-preserves the utility of the closely-held data distribution; Bayesian functional data models for small domain estimation for time- and spatially-indexed data; Bayesian nonparametric modeling, including Gaussian processes, continuous random measures and adaptive auto-regressive prior formulations.

Senior Research Survey Methodologist  Areas of Research


Douglas Williams (202) 691-5707 Survey nonresponse, experimental methods and design, questionnaire design, qualitative testing, paradata, web and mobile survey design.

Senior Mathematical Statistician  Areas of Research


Daniell Toth (202) 691-7380 Machine learning, nonparametric regression, estimation and inference with complex sample survey data, time series analysis.

Senior Research Psychologist  


This position is currently vacant.

General Information  
  Pamela Anderson (202) 691-7375  


Mathematical Statistics Research Center

Director  Areas of Research


Wendy Martinez (202) 691-7400 Computational statistics, exploratory data analysis, data visualization, outlier detection, statistical pattern recognition, spatial statistics, analysis of unstructured text.
Research Mathematical Statisticians  Areas of Research


Moon Jung Cho (202) 691-7384 Resampling variance estimation method, bootstrap variance estimation method, Balanced Repeated Replicate (BRR) method, missing or fragmented data, modeling of survey response rates.


Dan Gillman (202) 691-7523 Statistical metadata, metadata standards, automated coding, terminology.


Steve Miller (202) 691-7379 Statistical methods, measurement error, analysis of data from complex surveys, variance estimation, inference.


Randall Powers (202) 691-7381 Nonresponse, data visualization, clustering analysis, data matching.


Michael Sverchkov (202) 691-7374 Estimation and inference with complex sample survey data, variance estimation, small area estimation, calibration, time series analysis.


Daniel Yang (202) 691-7530 Respondent burden analysis, recursive partitioning models for complex design, response propensity models, SOII Case and Demographic injury rates.

ASA/NSF/BLS Research Fellows  
  There are currently no ASA/NSF/BLS Research Fellows.


Behavioral Science Research Center

  This position is currently vacant.

Research Psychologists  Areas of Research
  Jean Fox (202) 691-7370 Usability, user experience, user interface design, usability testing, computer-assisted data collection.

  Robin Kaplan (202) 691-7383 Cognitive sources of measurement error, memory retrieval, context effects, questionnaire design, experimental and qualitative research methods, usability.

  Erica Yu (202) 691-7924 Cognitive sources of measurement error, experimental methods, questionnaire design, interviewer behavior.


Research Statisticians  Areas of Research


Josh Langeland (202) 691-5037 Adaptive Design, contact strategies, nonresponse adjustment, electronic response in establishment surveys.


Jonathan Mendelson (202) 691-7268 Nonresponse, experimental design and analysis, survey modes, sampling and weighting design, Bayesian methods, measurement error.

Cognitive Laboratory


Stella Godbolt (202) 691-7524 Schedules participants for studies, maintains database of volunteers, coordinates and assists with studies.


Data Science Research

Research Statisticians  Areas of Research


Brandon Kopp (202) 691-7514 Machine learning, responsible AI, natural language processing, data visualization.