The authors empirically examined whether the validity of a residualized dependent variable after covariance adjustment is comparable to that of the original variable of interest. When variance of a dependent variable is removed as a result of one or more covariates, the residual variance may not reflect the same meaning. Using the pretest-posttest…

This article describes a recently introduced module at University College Dublin School of Information and Library Studies (SILS), entitled "Information Architecture: Designing the Web." The module provides students with a realistic experience of how information architects apply their skills to produce usable web sites, via a project to…