Check out the new USENIX Web site.

Overview | Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | By Instructor

Tutorial Instructors
A–B   |  C   |  D–F   |  G–K   |   L   |   M–R   |   S–W  
Daniel L. Appelman (M7) is a lawyer in the Silicon Valley office of a major international law firm. Dan AppelmanHe has been practicing in the areas of cyberspace and software law for many years. He was the lawyer for Berkeley Software Design in the BSDi/UNIX System Laboratories (AT&T) case. Dan is the attorney for the USENIX Association and for many tech companies. He is also founding chair of his firm's Information Technology practice group, is the former chair of the California Bar's Standing Committee on Cyberspace Law, and is a current member of the California Bar Business Law Section's Executive Committee, the Computer Law Association, and the American Bar Association's Cyberspace Committee.

John Arrasjid (T5) has 20 years of experience in the computer science field. His experienceJohn Arrasjid includes work with companies such as AT&T, Amdahl, 3Dfx Interactive, Kubota Graphics, Roxio, and his own company, WebNexus Communications, where he developed consulting practices and built a cross-platform IT team. John is currently a senior member of the VMware Professional Services Organization as a Consulting Architect. John has developed a number of PSO engagements, including Performance, Security, and Disaster Recovery and Backup.

Don Bailey (F2) is a D.C.-area computer security engineer with nearly seven years of professional experienceDon Bailey in the computer security industry. He holds a B.S. in computer science from James Madison University. He has performed numerous vulnerability assessments and penetration tests, as well as exploit and virus evaluation, and has developed new secure laboratory technologies and architectures to support computer network attack–related experimentation and training. In recent years, Mr. Bailey has tested and evaluated a wide range of commercial and consumer wireless technology. His war-driving setup and wireless adventures have been covered by NBC, NPR, the Washington Times, and the Baltimore Sun. Commonly referred to as "Beetle," Mr. Bailey has presented on the topic of wireless security at a variety of security/hacker conferences, including Black Hat, DefCon, ToorCon, LayerOne, and DallasCon.

Richard Bejtlich (S2, M2, F1) is founder of TaoSecurity LLC (, a company that helpsRichard Bejtlich clients detect, contain, and remediate intrusions using network security monitoring (NSM) principles. Richard was previously a principal consultant at Foundstone, performing incident response, emergency NSM, and security research and training. He has created NSM operations for ManTech International Corporation and Ball Aerospace & Technologies Corporation. From 1998 to 2001, Richard defended global American information assets in the Air Force Computer Emergency Response Team (AFCERT), performing and supervising the real-time intrusion detection mission. Formally trained as an intelligence officer, he holds degrees from Harvard University and the United States Air Force Academy. Richard wrote the Tao of Network Security Monitoring: Beyond Intrusion Detection and the forthcoming Extrusion Detection: Security Monitoring for Internal Intrusions and Real Digital Forensics. He also wrote original material for Hacking Exposed, 4th Ed., Incident Response, 2nd Ed., and Sys Admin Magazine. Richard holds the CISSP, CIFI, and CCNA certifications. His popular Web log resides at

David N. Blank-Edelman (T8, T12, W5) is the Director of Technology at the Northeastern University College ofDavid N. Blank-Edelman Computer and Information Science and the author of the O'Reilly book Perl for System Administration. He has spent the past 20+ years as a system/network administrator in large multi-platform environments, including Brandeis University, Cambridge Technology Group, and the MIT Media Laboratory. He was the program chair of LISA '05 and is one of the LISA '06 Invited Talks co-chairs.

Gerald Carter ( S9, S12, M9, T4, W2, has been a member of the Samba Development Team since 1998. R7) Gerald Carter He has been developing, writing about, and teaching on open source since the late 1990s. Currently employed by Centeris as a Samba and open source developer, Gerald has written books for SAMS Publishing and for O'Reilly Publishing.


Strata Rose Chalup (M13, W8, R4) began as a fledgling sysadmin in 1983 and has been leadingStrata Rose Chalup and managing complex IT projects for many years, serving in roles ranging from Project Manager to Director of Network Operations. She has written a number of articles on management and working with teams and has applied her management skills on various volunteer boards, including BayLISA and SAGE. Strata has a keen interest in network information systems and new publishing technologies and built a successful consulting practice around being an avid early adopter of new tools, starting with ncsa_httpd and C-based CGI libraries in 1993 and moving on to wikis, RSS readers, and blogging. Another MIT dropout, Strata founded VirtualNet Consulting in 1993.

Tom Christiansen (S6) has been involved with Perl since day zero of its initial public release Tom Christiansen in 1987. Author of several books on Perl, including The Perl Cookbook and Programming Perl from O'Reilly, Tom is also a major contributor to Perl's online documentation. He holds undergraduate degrees in computer science and Spanish and a Master's in computer science. He now lives in Boulder, Colorado.

Mike Ciavarella (M10, T3, W3) has been producing and editing technical documentation sinceMike Ciavarella he naively agreed to write application manuals for his first employer in the early 1980s. He has been a technical editor for MacMillan Press and has been teaching system administrators about documentation for the past eight years. Mike has an Honours Degree in Science from the University of Melbourne. After a number of years working as Senior Partner and head of the Security Practice for Cybersource Pty Ltd, Mike returned to his alma mater, the University of Melbourne. He now divides his time between teaching software engineering, providing expert testimony in computer security matters, and trying to complete a Doctorate. In his ever-diminishing spare time, Mike is a caffeine addict and photographer.

Michael Cucchi (F4) has over 13 years of IT experience. He spent seven of those years as aMichael Cucchi lead Linux/UNIX/Windows senior system admin and lead system administrator for a major data center for the Federal Department of Transportation. Michael did a two-year stint as a solution engineer for Ammasso, where he helped launch the first RDMA Ethernet NIC. Mike is currently a consultant for Cambridge Computer, a national integrator of data protection and storage networking technologies.

Lee Damon (M3, T3) has a B.S. in Speech Communication from Oregon State University. He has been Lee Damona UNIX system administrator since 1985 and has been active in SAGE since its inception. He assisted in developing a mixed AIX/SunOS environment at IBM Watson Research and has developed mixed environments for Gulfstream Aerospace and QUALCOMM. He is currently leading the development effort for the Nikola project at the University of Washington Electrical Engineering department. Among other professional activities, he is a charter member of LOPSA and SAGE and past chair of the SAGE Ethics and Policies working groups, and he was the chair of LISA '04.

Ed DeHart (W4, W7) is a former member of the CERT Coordination Center, which he helped found in 1988. Ed DeHartThe CERT was formed by the Defense Advanced Research Projects Agency (DARPA) to serve as a focal point for the computer security concerns of Internet users. Ed is currently the president of aspStation, Inc., a data center for server co-location.

Rudi van Drunen (T13) met UNIX about 25 years ago at the University of Groningen (NL).Rudi van Drunen Nowadays he is employed as a senior infrastructure and UNIX consultant. Before that, he was head of IT for a medical lab in Leiden, The Netherlands, where he did A.O. UNIX system administration and applied research in image analysis and neural networks. He is one of the tech gurus and a board member of Wireless Leiden, the leading wireless community in the Netherlands. Rudi has his own small open source and hardware design company, Xlexit. He has taught a number of classes and given invited talks on wireless topics at SANE and for the Dutch UNIX community (NLUUG). Jacob Farmer (M7, M10) is a well-known figure in the data storage industry. He has written numerous papers and articles and is a regularJacob Farmer speaker at trade shows and conferences. In addition to his regular expert advice column in the "Reader I/O" section of InfoStor Magazine, the leading trade magazine of the data storage industry, Jacob also serves as the publication's senior technical advisor. Jacob has over 18 years of experience with storage technologies and is the CTO of Cambridge Computer Services, a national integrator of data storage and data protection solutions.

Rik Farrow (S5, T9) provides UNIX and Internet security consulting and training. He has been working with Rik Farrow UNIX system security since 1984 and with TCP/IP networks since 1988. He has taught at the IRS, Department of Justice, NSA, NASA, US West, Canadian RCMP, Swedish Navy, and for many U.S. and European user groups. He is the author of UNIX System Security, published by Addison-Wesley in 1991, and System Administrator's Guide to System V (Prentice Hall, 1989). Farrow is the editor of ;login:. Rik lives with his family in the high desert of northern Arizona and enjoys hiking and mountain biking when time permits.

Esther Filderman (M4) has been working with AFS since its infancy at CMU, before it Esther Filderman was called AFS, and is currently Senior Operations Specialist and AFS administrator for the Pittsburgh Supercomputing Center. She has been working to bring AFS content to LISA conferences since 1999. She is also coordinating documentation efforts for the OpenAFS project. z

Æleen Frisch (S4, M8) has been a system administrator for over 20 years. She currently looks Aeleen Frischafter a pathologically heterogeneous network of UNIX and Windows systems. She is the author of several books, including Essential System Administration (now in its 3rd edition).


Peter Baer Galvin (S1, R1) is the Chief Technologist for Corporate Technologies, Inc., a systems integrator and VAR, and was Peter Baer Galvin the Systems Manager for Brown University's Computer Science Department. He has written articles for Byte and other magazines. He wrote the "Pete's Wicked World" and "Pete's Super Systems" columns at SunWorld. He is currently contributing editor for Sys Admin, where he manages the Solaris Corner. Peter is co-author of the Operating Systems Concepts and Applied Operating Systems Concepts textbooks. As a consultant and trainer, Peter has taught tutorials on security and system administration and has given talks at many conferences and institutions on such topics as Web services, performance tuning, and high availability.

Joshua Jensen (R2) has worked for IBM and Cisco Systems, and was Red Hat's first instructor, examiner, and RHCE. He worked with Red Hat Joshua Jensenfor four and a half years, during which he wrote and maintained large parts of the Red Hat curriculum: Networking Services and Security, System Administration, Apache and Secure Web Server Administration, and the Red Hat Certified Engineer course and exam. Joshua has been working with Linux since 1996 and finds himself having come full circle: he recently left IBM to work with Red Hat Linux for Cisco Systems. In his spare time he dabbles in cats, fish, boats, and frequent flyer miles.

Murray Kucherawy (T6, T10) has been actively involved in email system administration Murray Kucherawy and software development since 1990 and has been awarded two related patents, with a third pending. He holds a Bachelor of Mathematics degree from the University of Waterloo and has been with Sendmail, Inc., for seven years as a senior software engineer. Prior to that he completed a six-year tour of duty in the Internet Service Provider industry in both Canada and the United States, and also worked for three terms as a staff member in computing and information technology at the University of Waterloo. He is currently working with the IETF to advance the progress of sender authentication issues through the standards process.

Matt Larson (M5) works in the Advanced Products and Research Group of VeriSign Information Services as a specialistMatt Larson in DNS protocol and operational issues. He is the co-author of the O'Reilly & Associates Nutshell Handbooks DNS on Windows Server 2003, DNS on Windows 2000, and DNS on Windows NT. Matt joined VeriSign in June 2000 from Acme Byte & Wire, a company he started in 1997 with co-author Cricket Liu. Acme Byte & Wire specialized in DNS consulting and training, and its customers included more than 10% of the Fortune 100. Prior to Acme Byte & Wire, Matt worked for five years at Hewlett-Packard, first in the Corporate Network Services group, where he ran, one of the largest corporate domains in the world. He later joined HP's professional services organization.

William LeFebvre (S7, S10) is an author, programmer, teacher, and sysadmin expert who has been using UNIX and Internet William LeFebvretechnologies since 1983. He wrote a monthly column for UNIX Review and has taught since 1989 for such organizations as USENIX, the Sun User Group (SUG), MIS Training Institute, IT Forum, and Great Circle Associates. He has contributed to several widely used UNIX packages, including Wietse Venema's logdaemon package. He is also the primary programmer for the popular UNIX utility top. William is currently an independent consultant. He received his bachelor's degree in 1983 and his master of science degree in 1988, both from Rice University.

Tom Limoncelli (R3), author of O'Reilly's The Art of Time Management for System Administrators and co-author Tom Limoncelliof The Practice of System and Network Administration from Addison-Wesley (second edition to be premiered at this conference), is a system administrator at Google in NYC. He received the SAGE 2005 Outstanding Achievement award. A sysadmin and network wonk since 1987, he has worked at Cibernet, Dean for America, Lumeta, Bell Labs/Lucent, AT&T, Mentor Graphics, and Drew University. He is a frequent presenter at LISA conferences.

Evan Marcus (R6, F3) founded Aardvark Technologies in 1994 as a systems consulting company. Evan MarcusEvan and Aardvark have produced many books, papers (white and other colors), and tutorials. Along the way, Evan acquired more than 15 years of experience in UNIX systems, through (among other things) 8 years at VERITAS Software as a systems engineer, speaker, and author. He also spent 5 years at Sun Microsystems, and 2 years at Fusion Systems, where he worked to bring the first high availability clustering software applications for SunOS and Solaris to market. He also spent 2 years as a system administrator on the equities trading floor of a multinational trading institution. He is the lead author of Blueprints for High Availability from John Wiley & Sons and co-author and co-editor of The Resilient Enterprise from VERITAS Publications. He is a well-regarded and popular speaker on the design of highly available and disaster-resilient systems, and on fixed-content storage archives.

James Mauro (T1) is a Senior Staff Engineer in the Performance and Availability Engineering group at Sun Microsystems. Jim's current interests and activities are centered on benchmarking Solaris 10 performance, workload analysis, and tool development. This work includes Sun's new Opteron-based systems and multicore performance on Sun's Chip Multithreading (CMT) Niagara processor. Jim resides in Green Brook, New Jersey, with his wife and two sons. He spent most of his spare time in the past year working on the second edition of Solaris Internals. Jim co-authored the first edition of Solaris Internals with Richard McDougall and has been writing about Solaris in various forums for the past eight years.

Richard McDougall (T1), had he lived 100 years ago, would have had the hood open on the first four-stroke Richard McDougallinternal combustion gasoline-powered vehicle, exploring new techniques for making improvements. He would be looking for simple ways to solve complex problems and helping pioneering owners understand how the technology works to get the most from their new experience. These days, McDougall uses technology to satisfy his curiosity. He is a Distinguished Engineer at Sun Microsystems, specializing in operating systems technology and system performance. He is co-author of Solaris Internals (Prentice Hall PTR, 2000) and Resource Management (Sun Microsystems Press, 1999).

Adam Moskowitz (M11) in his roles as IT manager and senior system administrator, and onAdam Moskowitz behalf of several of his consulting clients, has interviewed more candidates for system administration positions than he can remember. By virtue of having worked for a lot of companies that are no longer in business, he has been a candidate for almost that many system administration positions. Over the years he's been asked good questions, bad questions, and horrible questions, and has seen candidates become flummoxed when asked what seemed like rather simple questions. All this plus his almost 30 years of experience in the field (not to mention a darned good ratio of interviews to job offers) have given Adam considerable field experience to draw on for this tutorial.

When he's not in an interview, Adam works as a system administrator—but only to support his hobby of judging barbecue contests and to keep food in his puppy's bowl.

David Rhoades (M6) is a principal consultant with Maven Security Consulting, Inc. Since 1996, David has providedDavid Rhoades information protection services for various FORTUNE 500 customers. His work has taken him across the U.S. and abroad to Europe and Asia, where he has lectured and consulted in various areas of information security. David has a B.S. in computer engineering from the Pennsylvania State University and has taught for the SANS Institute, the MIS Training Institute, and ISACA.

Chip Salzenberg (R5, R8, F5) is Principal Engineer at Cloudmark, where he fights spam withChip Salzenberg flair and aplomb. Chip is also chief coder ("pumpking") of the Parrot virtual machine (,) with which Chip plans to bring all dynamic languages together and, in the darkness, dynamically bind them.

Chip is a well-known figure in the Perl and free and open source communities, having worked on free and open source software for over 20 years, Perl for 18 years, and Linux for 13 years. Chip was pumpking for Perl release 5.4. He created the automated Linux install-and-test system for VA Linux Systems and was VA's Kernel Coordinator. Chip is a perennial presenter at the O'Reilly Open Source Conference and YAPC (Yet Another Perl Conference), teaches Perl and C++ commercially, and has been published by O'Reilly and Prentice Hall on Perl and other topics.

When away from his keyboard, Chip plays with (live) parrots and trains in Krav Maga. Chip's journal is at

John Sellens (S3, M12 ) has been involved in system and network administration since 1986 and is John Sellens the author of several related USENIX papers, a number of ;login: articles, and the SAGE Short Topics in System Administration booklet #7, System and Network Administration for Higher Reliability. He holds an M.Math. in computer science from the University of Waterloo and is a chartered accountant. He is the proprietor of SYONEX, a systems and networks consultancy. From 1999 to 2004, he was the General Manager for Certainty Solutions in Toronto. Prior to joining Certainty, John was the Director of Network Engineering at UUNET Canada and was a staff member in computing and information technology at the University of Waterloo for 11 years.

Abe Singer (T2, W6) is a Computer Security Researcher in the Security Technologies Group Abe Singerat the San Diego Supercomputer Center. In his operational security responsibilities, he participates in incident response and forensics and in improving the SDSC logging infrastructure. His research is in pattern analysis of syslog data for data mining. He is co-author of of the SAGE booklet Building a Logging Infrastructure and author of a forthcoming O'Reilly book on log analysis.

Marc Staveley (M1, R1) works with Soma Networks, where he is applying his many years of experience with UNIX Marc Staveley development and administration in leading their IT group. Previously Marc had been an independent consultant and also held positions at Sun Microsystems, NCR, Princeton University, and the University of Waterloo. He is a frequent speaker on the topics of standards-based development, multi-threaded programming, system administration, and performance tuning.

Theodore Ts'o (S8) has been a Linux kernel developer since almost the very beginnings Theodore Ts'oof Linux: he implemented POSIX job control in the 0.10 Linux kernel. He is the maintainer and author of the Linux COM serial port driver and the Comtrol Rocketport driver, and he architected and implemented Linux's tty layer. Outside of the kernel, he is the maintainer of the e2fsck filesystem consistency checker. Ted is currently employed by IBM Linux Technology Center.

Jeff Victor (W1) has been using UNIX systems since 1984. His two-decade career has included Jeff Victorsoftware design and development, network and telecomm administration, and nine years as a Systems Engineer at Sun Microsystems. Recently Jeff wrote the Sun BluePrint "Solaris Containers Technology Architecture Guide" and the "How to Move a Container" guide, both available at He also maintains the Solaris Zones and Containers FAQ at Jeff holds a B.S. in Computer Science from Rensselaer Polytechnic Institute.

Alf Wachsmann (M4) is working at the Stanford Linear Accelerator Center (SLAC) in the Computing Services'Alf Wachsmann High-Performance Computing Group, where he is an infrastructure designer and automation specialist. He has a doctor's degree in natural sciences obtained in Computer Science at the University of Paderborn (Germany). He worked as a post-doc in the computing center of DESY Zeuthen (Germany) before he came to SLAC in 1999.

?Need help? Use our Contacts page.

Last changed: 22 Nov. 2006 ch