Web Operations

Appendix A. Contributors

John Allspaw has worked in systems operations for over 14 years in biotech, government, and online media. He started out tuning parallel clusters running vehicle crash simulations for the U.S. government, and then moved on to the Internet in 1997. He built the backing infrastructures at Salon, InfoWorld, Friendster, and Flickr. He is now VP of Tech Operations at Etsy, and is the author of The Art of Capacity Planning (O'Reilly).

Heather Champ (hchamp.com), formerly Director of Community at Flickr, has joined with her husband, Derek Powazek, to create Fertile Medium (fertilemedium.com), an online community consultancy. She never leaves home without a camera or three.

Mike Christian, Director of Infrastructure Resiliency, Yahoo!, has spent the last seven years building highly available systems for Yahoo!, from global replication of petabyte data sets, to massively distributed CDN and traffic routing mechanisms dispersed to points throughout the world. Prior to that, he spent nine years building interactive television systems at Oracle and Thirdspace, wrestling bus-sized parallel supercomputing systems, and building fast lightweight DVR client applications. He particularly enjoys solving unsolvable problems.

Dr. Richard Cook is a physician, educator, and researcher at the University of Chicago. His current research interests include the study of human error, the role of technology in human expert performance, and patient safety.

Richard graduated with honors from ...