Imagine that it's January 1993. Our environmentalist coalition has swept all the national elections and is ready to declare war on the automobile. We shall make urban life in America as civilized as urban life in Europe.

With this first issue of Access, we at the University of California Transportation Center seek to introduce our research to a diverse community of readers. By presenting our findings in a nontechnical format, we hope to make them accessible to professionals in various fields and to citizens who...