2011 TC Research
Teachers College, Columbia University
Teachers College Columbia University

Research

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L Elizabeth Tipton

Professional Background

Educational Background

Ph.D. Statistics, Northwestern University, Evanston, IL, 2011
Thesis Title: Methods for Generalizing from Experiments
Thesis Advisor: Larry V. Hedges

M.A. Sociology, University of Chicago, Chicago, IL, 2005

B.A. Mathematics, Transylvania University, Lexington, KY, 2001


Scholarly Interests

The design and analysis of large scale experiments; External validity issues in experiments; Causal inference; and Meta-analysis.

Selected Publications

Tipton, E. (in press) Small sample adjustments for robust variance estimation with meta-regression. Psychological Methods.

 

Tipton, E., Hedges, L.V., Vaden-Kiernan, M., Borman, G.D., Sullivan, K. & Caverly, S. (in press) Sample selection in randomized experiments: A new method using propensity score stratified sampling. Journal of Research on Educational Effectiveness.

 

Tanner-Smith, E. & Tipton, E. (in press) Robust variance estimation with dependent effect sizes: Practical considerations and a software tutorial in Stata and SPSS. Research Synthesis Methods.

 

Tipton, E. (2013) Robust variance estimation in meta-regression for binary dependent outcomes. Research Synthesis Methods, 4(2): 169-187.

 

Tipton, E. (2013) Improving generalizations from experiments using propensity score subclassification: Assumptions, properties, and contexts. Journal of Educational and Behavioral Statistics, 38: 239-266.


Uttal, D.H., Meadow, N.G., Tipton, E., Hand, L.L., Alden, A.R., Warren, C., & Newcombe, N.S. (2013) The malleability of spatial skills: A meta-analysis of training studies. Psychological Bulletin, 139(2): 352-402.

 

de Vibe, M., Bjorndal, A., Tipton, E., Hammerstrom, K., & Kowalski, K. (2012) Mindfulness based stress reduction (MBSR) for improving health, quality of life and social functioning in adults. Campbell Systematic Reviews, 2012:3. (download at: http://campbellcollaboration.org/lib/download/1767/)

 

Hedges, L.V., Tipton, E., and Johnson, M.C. (2010) Robust variance estimation in meta-regression with dependent effect size estimates. Research Synthesis Methods. 1(1): 39-65. Erratum in 1(2): 164-165.

 

Hedges, L. V. & Tipton, E. (2010). Meta-analysis in behavioral medicine. In A. Steptoe (Ed.) The handbook of behavioral medicine. London: Springer-Verlag.

 

professional organization membership

Association for Public Policy Analysis and Management (APPAM), 2011 - present

Society for Research on Educational Effectiveness (SREE), 2008 - present

American Education Research Association (AERA), 2010 - present


professional presentations

Does your program work? A brief tour of methods for causal inference. Invited talk at Reasoning Mind. Houston, TX, April, 2013.

 

How generalizable is your experiment? Developing an index for comparing samples and populations. Poster presented at the Spring Meeting of the Society for Research on Educational Effectiveness. Washington, DC, March 2013.

 

Planning your Bully experiment: Some validity concerns and solutions. Invited talk at the Harmony Institute. New York, NY, September, 2012.


Selecting a sample for your experiment: A non-random stratified sampling approach. Paper presented at the Annual Conference for the Society for Research on Educational Effectiveness. Washington, DC, March 2012.

 

Sample selection in randomized experiments: A new method using propensity score stratified sampling. Invited talk at the Quantitative Methods in Social Sciences program. Columbia University, December, 2011.

 

A prospective method for sample selection to improve generalizations from randomized experiments. Paper presented at the Annual Meeting of the Association for Public Policy Analysis and Management. Washington, DC, November, 2011.


Designing a sample selection plan to improve generalizations from two scale-up experiments (with K. Sullivan, L. Hedges, M. Vaden-Kiernan, G. Borman, and S. Caverly). Paper presented at the Fall meeting of the Society for Research on Educational Effectiveness. Washington, DC, September, 2011.

 

Mindfulness Based Stress Reduction: Using robust standard errors in a meta-analysis. (with A. Bjorndal) Paper presented at the Campbell Collaboration Joint Symposium on Evidence-Based Policy, George Mason University, Fairfax VA, August 2011.  

 

Using robust standard errors for dependent effects (with E. Tanner-Smith, and M. Lipsey). Workshop presented at the Campbell Collaboration Joint Symposium on Evidence-Based Policy, George Mason University, Fairfax VA, August 2011.  

 

Using propensity scores to improve generalizations from randomized experiments. Paper presented at the Annual Conference for the American Education Research Association. New Orleans, LA, April 2011.

 

Using propensity score subclassification to improve generalizations from randomized experiments. Paper presented at the Annual Conference for the Society for Research on Educational Effectiveness. Washington, DC, March 2011.

HUDM 5122: Applied regression analysis

Prerequisite: HUDM 4122 or permission of instructor. Least squares estimation theory. Traditional simple and multiple regression models and polynomial regression models, with grouping variables including one-way ANOVA, two-way ANOVA, and analysis of covariance. Lab devoted to applications of SPSS regression program. Lab fee: $50.