Recent advances in handheld computer hardware and software may provide alternatives to paper-based data collection methods. The authors compared data collected with paper forms to data collected with handheld computer-based forms in a field observation study of alcohol purchase attempts at 47...

The purpose of this article is to evaluate the accuracy of three methods used to obtain policy data: (a) government agency surveys, (b) secondary sources, and (c) historical legal research. Changes in laws were identified for all 48 contiguous states for the period 1968 to 1994. Legal research...

Evaluations that combine social science and law have tremendous potential to illuminate the effects of governmental policies and yield insights into how effectively policy makers’ efforts achieve their aims. This potential is infrequently achieved, however, because such interdisciplinary...