Pamela Zave is a researcher in the computer science department of Princeton University, having previously held positions at Bell Labs, AT&T Labs, and the University of Maryland. Jennifer Rexford is Provost, Gordon Y. S. Wu Professor in Engineering, and professor of computer science at Princeton University. She is the coauthor of Web Protocols and Practice: HTTP/1.1, Networking Protocols, Caching, and Traffic Measurement.