Fordham University            The Jesuit University of New York
 


Charles Lewis, Ph.D.
Professor
Department of Psychology
Dealy 226G
441 East Fordham Road
Bronx, NY 10458-9993
Phone: 718-817-3881
Email: clewis@fordham.edu
Office Hours: By appointment

Curriculum Vitae


Professor Lewis
ResearchPublications 


Major Research Interests Top
  • Fairness and validity in educational testing
  • Mental test theory, including item response theory and computerized adaptive testing
  • General(ized) linear models, including multiple comparisons and repeated measures
  • Bayesian inference, including multilevel modeling
  • Behavioral decision-making

Selected Publications Top

    Fairness and Validity in Testing

  • Grades and test scores: Accounting for observed differences (with W. W. Willingham & J. Pollack). (ETS RR-00-15) Princeton, NJ: Educational Testing Service, 2000.
  • Methods of controlling exposure of items in CAT (with M. L. Stocking). In W. J. Van der Linden & C. A. W. Glas (Eds.), Computerized adaptive testing: Theory and practice, 163-182. Dordrecht, The Netherlands: Kluwer Academic Publishers, 2000.
  • Using loss functions for DIF detection: An empirical Bayes approach (with R. Zwick & D. T. Thayer). Journal of Educational and Behavioral Statistics, 25, 225-247, 2000.
  • Detecting item memorization in the CAT environment (with L. D. McLeod). Applied Psychological Measurement, 23, 147-160, 1999.
  • An empirical Bayes approach to Mantel-Haenszel DIF analysis (with R. Zwick & D. T. Thayer). Journal of Educational Measurement, 36, 1-28, 1999.
  • The power of the K-index (or PMIR) to detect copying (with D. T. Thayer). (ETS RR-98 49) Princeton, NJ: Educational Testing Service,1998.
  • Moderating possibly irrelevant multiple mean score differences on a test of mathematical reasoning (with M. L. Stocking, T. Jirele & L. Swanson). Journal of Educational Measurement, 35, 199-221, 1998.
  • Controlling item exposure conditional on ability in computerized adaptive testing (with M. L. Stocking). Journal of Educational and Behavioral Statistics, 23, 57-75, 1998.
  • Gender and fair assessment. (Edited with W. W. Willingham, N. C. Cole, B. Bridgeman, C. A. Dwyer, L. M. Johnson, S. Wilson Leung, R. L. Morgan, J. M. Pollack, A. Schmitt, & G. Z.Wilder) Mahwah,NJ: Lawrence Erlbaum Associates, 1997.
  • Test performance (with W. W. Willingham, N. C. Cole, & S. Wilson Leung). In W. W. Willingham, N. C. Cole, B. Bridgeman, C. A. Dwyer, L. M. Johnson, S. Wilson Leung, C. Lewis, R. L. Morgan, J. M. Pollack, A. Schmitt, & G. Z. Wilder (Eds.), Gender and fair assessment. Mahwah, NJ: Lawrence Erlbaum Associates, 1997.
  • The effects of sample restriction on sample differences (with W. W. Willingham). In W. W. Willingham & L. M. Johnson (Eds.), Supplement to gender and fair assessment. Princeton, NJ: Educational Testing Service, 1997.
  • Gender differences in college mathematics grades and SAT-M scores: A reanalysis of Wainer and Steinberg (with B. Bridgeman). Journal of Educational Measurement, 33, 257-270, 1996.
  • Student group differences in predicting college grades: Sex, language, and ethnic groups (with L. Ramist & L. McCamley-Jenkins). (College Board Report No. 93-1; ETS RR-94-27) New York, NY: The College Board, 1994.
  • A note on the value of including the studied item in the test score when analyzing test items for DIF. In P. W. Holland & H. Wainer (Eds.), Differential Item Functioning, pp. 317-319. Hillsdale, NJ: Lawrence Erlbaum Associates, 1993.
  • Predicting college grades: An analysis of institutional trends over two decades. (Edited with W. W. Willingham, R. Morgan, & L. Ramist) New York, NY: The College Board and Educational Testing Service, 1990.
  • A comparison of the relationship between predictive factors and college Freshman grades in 1978 and 1985 (with M. Pomplun & N. W. Burton). In W. W. Willingham, C. Lewis, R. Morgan, & L. Ramist (Eds.), Predicting college grades: An analysis of institutional trends over two decades. New York: The College Board and Educational Testing Service, 1990.
  • Implications of using Freshman GPA as the criterion for the predictive validity of the SAT (with L. Ramist & L. McCamley). In W. W. Willingham, C. Lewis, R. Morgan, & L. Ramist (Eds.), Predicting college grades: An analysis of institutional trends over two decades. New York: The College Board and Educational Testing Service, 1990.
  • Institutional differences in prediction trends (with W. W. Willingham). In W. W. Willingham, C. Lewis, R. Morgan, & L. Ramist (Eds.), Predicting college grades: An analysis of institutional trends over two decades. New York: The College Board and Educational Testing Service, 1990.
  • Sex differences in SAT scores (with N. W. Burton & N. Robertson). (College Board Report No. 88-9) New York, NY: College Board, 1988.

    General Psychometrics, including Item Response Theory

  • Expected response functions. In A. Boomsma, M. A. J. van Duijn, & T. A. B. Snijders (Eds.), Essays on item response theory, 163-171. New York: Springer-Verlag, 2001.
  • Estimating the consistency and accuracy of classifications based on test scores (with S. A. Livingston). Journal of Educational Measurement, 32, 179-197, 1995.
  • Some research problems encountered at the Educational Testing Service (with H. Wainer, E. G. Johnson, & R. J. Mislevy). Journal of Official Statistics, 9(1), 189- 201, 1993.
  • A comparison of the performance of simulated hierarchical and linear testlets (with H. Wainer & B. Kaplan). Journal of Educational Measurement, 29(3), 243-251, 1992.
  • Computerized mastery testing with nonequivalent testlets (with K. Sheehan). Applied Psychological Measurement, 16(1), 65-76, 1992.
  • Building algebra testlets: A comparison of hierarchical and linear structures (with H. Wainer, B. Kaplan, & J. Braswell). Journal of Educational Measurement, 28(4), 311-323, 1991.
  • Using Bayesian decision theory to design a computerized mastery test (with K. Sheehan). Applied Psychological Measurement, 14, 367-386, 1990.
  • Towards a psychometrics for testlets (with H. Wainer). Journal of Educational Measurement, 27, 1-14, 1990.
  • Rejoinder to "The Mokken Scale: A critical discussion" (with R. J. Mokken & K. Sytsma). Applied Psychological Measurement, 10, 279-285, 1986.
  • Test theory and Psychometrika: The past twenty-five years. Psychometrika,51, 11-22, 1986.
  • Developments in nonparametric ability estimation. In D. J. Weiss (Ed.), Proceedings of the 1982 IRT/CAT conference, pp. 105-122. Minneapolis, MN: University of Minnesota, 1985.
  • Discussion, Estimating parameters with the EM algorithm (chapters of Tsutakawa and of Mislevy & Bock). In D. J. Weiss (Ed.), Proceedings of the 1982 IRT/CAT conference, pp. 203-209. Minneapolis, MN: University of Minnesota, 1985.
  • Bayesian inference for latent abilities. In S. B. Anderson & J. S. Helmick (Eds.), On Educational Testing, pp. 224-251. San Francisco, CA: Jossey-Bass, 1983.
  • Methodological issues in the search for a factor model: Exploration through confirmation (with P. M. Kroonenberg). Journal of Educational Statistics, 7, 69-89, 1982.
  • A nonparametric approach to the analysis of dichotomous item responses (with R. J. Mokken). Applied Psychological Measurement, 6, 417-430, 1982.
  • A reliability coefficient for maximum likelihood factor analysis (with L. R. Tucker). Psychometrika, 38, 1-10, 1973.
  • Coefficient alpha and the reliability of composite measurements (with M. R. Novick). Psychometrika, 32, 1-13, 1967.

    General Statistics, including Linear Models and Bayesian Inference
  • Displays for comparing a given state to many others (with R. G. Almond, J. W. Tukey, and D. Yan). The American Statistician, 54, 89-93, 2000.
  • A handbook for data analysis in the behavioral sciences: Volume I - Methodological issues. (Edited with G. Keren) Hillsdale, NJ: Lawrence Erlbaum Associates, 1993.
  • A handbook for data analysis in the behavioral sciences: Volume II - Statistical issues. (Edited with G. Keren) Hillsdale, NJ: Lawrence Erlbaum Associates, 1993.
  • Analyzing means from repeated measures data. In G. Keren & C. Lewis (Eds.), A handbook for data analysis in the behavioral sciences: Volume II - Statistical issues, pp. 73-94. Hillsdale, NJ: Lawrence Erlbaum Associates, 1993.
  • Bayesian methods for the analysis of variance. In G. Keren & C. Lewis (Eds.), A handbook for data analysis in the behavioral sciences: Volume II - Statistical issues, pp. 233-256. Hillsdale, NJ: Lawrence Erlbaum Associates, 1993.
  • Testing multivariate partial, semipartial and bipartial correlation coefficients (with W. Van den Burg). Multivariate Behavioral Research, 25, 335-340, 1990.
  • Difficulties with Bayesian inference for random effects. In R. D. Bock (Ed.), Multilevel analysis of educational data, pp. 75-86. San Diego, CA: Academic Press, 1989.
  • Some properties of two measures of multivariate association (with W. Van Den Burg). Psychometrika, 53, 109-122, 1988.
  • Estimation and model comparisons for repeated measures data (with C. Van Knippenberg). Psychological Bulletin, 96, 182-194, 1984.
  • Multiple comparisons for single-hump patterns of means. VVS-Bulletin, 14(5), 38-41, 1981.
  • Partial omega squared for ANOVA designs (with G. Keren). Educational and Psychological Measurement, 39, 119-128, 1979.
  • A comment on coding in nonorthogonal designs (with G. Keren). Psychological Bulletin, 84, 346-348, 1977.
  • You can't have your cake and eat it too: Some considerations of the error term (with G. Keren). Psychological Bulletin, 84, 1150-1154, 1977.
  • Nonorthogonal designs: Sample versus population (with G. Keren). Psychological Bulletin, 83, 817-826, 1976.
  • Marginal distributions for the estimation of proportions in m groups (with M. Wang & M. R. Novick). Psychometrika, 40, 63-75, 1975.
  • The estimation of proportions in m groups (with M. R. Novick & P. H. Jackson). Psychometrika, 38, 19-46, 1973.
  • The countback method for analyzing sensitivity data. (Research Bulletin No. 70-30) Princeton, NJ: Educational Testing Service, 1970.

    Behavioral Decision Making


  • Even Bernoulli might have been wrong: A comment on intuitions about sample size (with G. Keren). Journal of Behavioral Decision Making, 13, 125-132, 2000.
  • On the difficulties underlying Bayesian reasoning: A comment on Gigerenzer and Hoffrage (with G. Keren). Psychological Review, 106, 411-416, 1999.
  • The two fallacies of gamblers: Type I and type II (with G. Keren). Organizational Behavior and Human Decision Processes, 60, 75-89, 1994.

Site  | Directories
Submit Search Request