Methodological Issues in the Study of Aging:

Hoffman, L. (2012). Considering alternative metrics of time: Does anybody really know what "time" is? In J. Harring & G. Hancock (Eds.), Advances in longitudinal methods in the social and behavioral sciences (pp. 255-287). Charlotte, NC: Information Age Publishing.

Hoffman, L., Hofer, S. M., & Sliwinski, M. J. (2011). On the confounds among retest gains and age-cohort differences in the estimation of within-person change in longitudinal studies: A simulation study. Psychology and Aging, 26(4), 778-791. PMCID: PMC3222751.

Sliwinski, M. J., Hoffman, L., & Hofer, S. M. (2010). Evaluating convergence of within-person change and between-person age differences in age-heterogeneous longitudinal studies. Research in Human Development, 1(1), 45-60. PMC2909778.

Sliwinski, M. J., Hoffman, L., & Hofer, S. M. (2010). Modeling retest and aging effects in a measurement burst design. In P. Molenaar & K. M. Newel (Eds.), Individual pathways of change: Statistical models for analyzing learning and development (pp. 37- 50). Washington DC, American Psychological Association.

Harel, O., Hofer, S. M., Hoffman, L., Schafer, J. L., Pedersen, N., & Johansson, B. (2007). Population inference with mortality and attrition in longitudinal studies. Experimental Aging Research, 33(2), 187-203.

Hofer, S. M., & Hoffman, L. (2007). Statistical analysis with incomplete data in the context of the ecological model. In T. D. Little, J. A. Bovaird, & N. A. Card (Eds.), Modeling contextual effects in longitudinal studies (pp. 13-32). Mahwah, NJ: Erlbaum.

Hofer, S. M., Flaherty, B. P., & Hoffman, L. (2006). Cross-sectional analysis of time-dependent data: Mean-induced association in age-heterogeneous samples and an alternative method based on sequential narrow age-cohort samples. Multivariate Behavioral Research, 41(2), 165-187.