About the Technical Reviewers

BART SCHAEFER has served as a key architect and senior developer of e-mail systems for more than 15 years, creating flexible and scalable solutions with an emphasis on open standards. Before cofounding iPost he was a founder of Z-Code Software, whose groundbreaking multiplatform e-mail application, Z-Mail, won numerous awards. Dr. Schaefer contributes regularly to open software projects, including SpamAssassin and zsh. He holds a PhD in computer science from the Oregon Graduate Institute, focusing on automated process distribution and scheduling for massively parallel computer systems, and a BSS in computer science from Cornell College.

ED SCHAEFER is an ex-paratrooper, an ex-military intelligence officer, and an ex-oil field service engineer. He's not a total has-been. Presently, he's a software developer and DBA for a Fortune 50 company—a Unix island in a sea of Windows. He's also a contributing editor to Sys Admin, the Journal for UNIX and Linux Systems Administrators, and edits Unix Review's monthly "Shell Corner" column at http://www.unixreview.com.