This document contains 4 issues (spring 2002-winter 2002-2003) of "WCER Highlights," a publication of the Wisconsin Center for Education Research (WCER). Topics covered by the articles include: new tools for educational data management; the practice of science; the FAST (Families and Schools Together) program; South African students meet U.S. peers; testing accommodations; better teacher evaluation practices; services provided by Comprehensive Regional Assistance Centers; educational equity for deaf and hearing students; 30 years of mathematics education research; measuring effects of systemic initiatives; new NSF (Nation Science Foundation) research centers at WCER; a home-grown professional development program succeeds; measuring the content of instruction; "academic enablers" and student success; putting case study results into context; and developing algebraic reasoning in the elementary school. (MES)