In this study we focus on individual and environmental determinants of urban trail use in three diverse urban settings: Chicago, Dallas, and Los Angeles. Explanatory factors include individual psychosocial and health characteristics, distance between home and trail, and land-use and social...

Alleys are enigmatic, neglected features of the urban fabric. In this paper we explore the distribution, physical features, activity patterns, and resident perceptions of alleys in one major US city, Los Angeles, California. We do so through an integrated mixed-methods strategy involving...

Evaluation researchers are often confronted with less than optimal conditions in which to design studies. When this occurs, researchers may be forced to utilize relatively weak designs that do not rule out all threats to internal validity. Using archival data from a sales campaign for a state...