Tutorial Instructors

Steve Acheson (S5) is currently an Information Security Architect at Cisco Systems, where he is a senior member of the Corporate Information Security Department, responsible for network and system security, including designing internal security architecture and external/firewall access. Before working for Cisco, Steve managed security for NASA's Numerical Aerospace Simulations facility at Ames Research Center. He has worked in the field as a system administrator, network engineer, and security analyst for over 15 years.	William Arbaugh (T3) has spent over 15 years performing security research and engineering. Arbaugh and his students were among the first to identify security flaws in the IEEE 802.11 standard, as well as several proposed fixes to the standard. He and his students are actively involved in the IEEE and the IETF standards processes, doing their best to ensure that future standards are more robust. He and Jon Edney are the authors of a forthcoming book (Addison-Wesley, Fall 2003) entitled Wi-Fi Protected Access: Wireless Security and 802.11.
David N. Blank-Edelman (T10, T13) is the Director of Technology at the Northeastern University College of Computer and Information Science and the author of the O'Reilly book Perl for System Administration. He has spent the last 16 years as a system/network administrator in large multi-platform environments, including Brandeis University, Cambridge Technology Group, and the MIT Media Laboratory. He has served as Senior Technical Editor for the Perl Journal.	Mark Burgess (M12) is a professor at Oslo University College and is the author of cfengine. He has been researching the principles of network and system administration for over ten years and is the author of Principles of Network and System Administration (John Wiley & Sons). He is frequently invited to speak at conferences.
Gerald Carter (S1, M3) has been a member of the SAMBA Team since 1998. He has published articles in various Web-based magazines and gives instructional courses as a consultant for several companies. Currently employed by Hewlett-Packard as a Samba developer, Gerald has written books for SAMS Publishing and is the author of the recent LDAP System Administration (O'Reilly & Associates).	Sweth Chandramouli (S9) is the Founder and President of Idiopathic Systems Consulting, providing information security, UNIX and network systems design and implementation, and data analysis services for a client base ranging from sole proprietorships to Fortune 100 companies to the US government. He has previously served as CTO for Homeland Security (Justice Programs) at Lockheed Martin Information Technology, and as Director of Systems Architecture for ServerVault, Inc. Sweth has an extensive background in the field of Log Analysis, including the development of log analysis tools for companies such as Counterpane Internet Security and agencies such as the US DHS Bureau of Immigration and Customs Enforcement. He is also an active contributor to the loganalysis mailing list, and has written about the topic extensively.
Mike Ciavarella (S3, M9, M11) has been producing and editing technical documentation since 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 four years. Mike has an Honours Degree in Science from the University of Melbourne and is currently a Senior Partner with Cybersource Pty Ltd, where he heads Cybersource's Security Practice. In his spare time, Mike is a caffeine addict and photographer.	Lee Damon (S3) has been a UNIX systems 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. He is a member of the SAGE Ethics Working Group and was one of the commentators on the SAGE Ethics document. He has championed awareness of Ethics in the systems administration community, including writing it into policy documents. Lee holds a B.S. in Speech Communication from Oregon State University.
Mike DeGraw-Bertsch (S8, M7) has been working with FreeBSD for ten years, and has been active in security for the last five years. He has written articles for the O'Reilly Network and SysAdmin Magazine and is writing UNIX Systems and Network Security for Springer-Verlag. Mike is a security and networking consultant and spends his free time as an ice hockey goalie.	Mark-Jason Dominus (S10, S13, M10, M13) has been programming in Perl since 1992. He is a moderator of the comp.lang.perl.moderated newsgroup, the author of the Text::Template, Tie::File, and Memoize modules, a contributor to the Perl core, and author of the perlreftut man page. His work on the Rx regular expression debugger won the 2001 Larry Wall Award for Practical Utility. He lives in Philadelphia with his wife and several plush octopuses.
Jacob Farmer (T8, T11) is the CTO of Cambridge Computer Services, a specialized integrator of backup systems and storage networks. He has over 15 years' experience with storage technologies and writes an expert advice column for InfoStor magazine. He is currently writing a book on storage networking which is scheduled to be completed toward the end of 2003.	Peter Baer Galvin (T4) is the Chief Technologist for Corporate Technologies and was the systems manager for Brown University's Computer Science Department. He has written articles for Byte and other magazines, is a contributing editor for SysAdmin Magazine, and is coauthor of the Operating Systems Concepts and the Applied Operating Systems Concepts textbooks. 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.
Trent Hein (T1) is co-founder of Applied Trust Engineering. Trent worked on the 4.4 BSD port to the MIPS architecture at Berkeley, is co-author of both the UNIX Systems Administration Handbook and the Linux Administration Handbook, and holds a B.S. in computer science from the University of Colorado.	Doug Hughes (S11) is a founding member of and frequent contributor to the veritas-vx and ssa-managers mailing lists. He has been using Veritas Volume Manager since the mid 1990s. He is also the keeper of one of the tips and tricks Web pages for Veritas and related storage technologies (https://www.will.to/vxstuff). Doug has a B.E. in Computer Engineering from Pennsylvania State University and currently works for a large multinational telecommunications company.
Laura Kuiper (S5) is currently a Computer Security Architect at Cisco Systems, where she is a senior member of the Computer Information Security Department, responsible for network and system security, including designing internal security architecture and external/firewall access. Before working for Cisco, Laura managed the network at SAIC. She has worked in the field as a network engineer and security analyst for over 9 years.	Tom Limoncelli (T9, T12), co-author of The Practice of System and Network Administration (Addison-Wesley), is Director of Network Operations at Lumeta Corporation, where he is responsible for building and scaling the network. A sysadmin and network wonk since 1987, he has worked at Bell Labs/Lucent, Mentor Graphics, and Drew University. He is a frequent presenter at LISA conferences.
Evan Marcus (T7) is a Principal Engineer and Data Availability Maven with VERITAS Software Corporation. Evan has more than 15 years of experience in UNIX system administration. While working at Fusion Systems and OpenVision Software, Evan worked to bring to market the first high-availability software application for SunOS and Solaris. He is the author of several articles and talks on the design of high-availability systems and is the co-author, with Hal Stern, of the new second edition of Blueprints for High Availability: Designing Resilient Distributed Systems (John Wiley & Sons, 2003). Evan also co-edited and contributed to The Resilient Enterprise, VERITAS Publishing's disaster recovery book.	James Mauro (S4) is a Senior Staff Engineer in the Performance and Availability Engineering group at Sun Microsystems. Jim's current projects are focused on quantifying and improving enterprise platform availability, including minimizing recovery times for data services and Solaris. Jim co-developed a framework for system availability measurement and benchmarking and is working on implementing this framework within Sun.
Ned McClain (T1), co-founder and CTO of Applied Trust Engineering, lectures around the globe on applying cutting-edge technology in production computing environments. Ned holds a B.S. in computer science from Cornell University and is a contributing author to both the UNIX System Administration Handbook and the Linux Administration Handbook.	Richard McDougall (S4) is an established engineer in the Performance Application Engineering group at Sun Microsystems, where he focuses on large systems performance and architecture. He has over twelve years of performance tuning, application/kernel development and capacity planning experience on many different flavours of UNIX. Richard has written a wide range of papers and tools for measurement, monitoring, tracing, and sizing UNIX systems, including the memory sizing methodology for Sun, the set of tools known as "MemTool" to allow fine-grained instrumentation of memory for Solaris, the recent "Priority Paging" memory algorithms in Solaris, and many of the unbundled tools for Solaris.
George Neville-Neil (T5) is a Senior Software Engineer on the Nominum DCS product, a high-performance DHCP server targeted at the enterprise market. He has taught courses on DHCP, as well as other networking subjects, for USENIX, APRICOT, and others. He is a member of the ACM Queue editorial advisory board and is the author of several articles. He has a B.Sc. in Computer Science from Northeastern University in Boston. His computing interests include network protocols, operating systems, and embedded systems.	Dustin Puryear (M1) is a consultant providing expertise in managing and integrating UNIX and Windows systems and services, with a strong focus on open source, and is author of Integrate Linux Solutions into Your Windows Network. As a consultant, Dustin has worked on projects ranging from tuning and managing Linux and FreeBSD high-availability web farms to developing custom management software for qmail-based mail systems.
Marcus J. Ranum (S6, M6) is a world-renowned expert on security system design and implementation. He is recognized as the inventor of the proxy firewall and the implementor of the first commercial firewall product. Since the late 1980s, he has designed a number of ground-breaking security products, including the DEC SEAL, the TIS firewall toolkit, the Gauntlet firewall, and Network Flight Recorder's intrusion detection system. He has been involved in every level of operations of a security product business, from developer to founder and CEO of NFR. Marcus has served as a consultant to many FORTUNE 500 firms and national governments, as well as serving as a guest lecturer and instructor at numerous high-tech conferences. He holds both the TISC "Clue" award and the ISSA Hall of Fame award.	Jim Reid (S2) started using a PDP11/45 running V7 UNIX 21 years ago and has been working with UNIX systems ever since. He worked for three years at Origin on behalf of Philips Electronics, where he wrote a DNS management system and designed, built, and ran the DNS infrastructure for the corporate network, one of the biggest in the world. He has over a decade's experience in writing and teaching training courses ranging from kernel internals, through system administration and network security, to DNS administration. He's a frequent speaker at conferences and workshops in Europe and the U.S.
David Rhoades (M5, T6) is a principal consultant with Maven Security Consulting. Since 1996 David has been providing information protection services for various Fortune 500 customers. His work has taken him across the United States and to Europe and Asia, where he has lectured and consulted in various areas of information security. David holds a B.S. in computer engineering from Pennsylvania State University and is an instructor for the SANS Institute, the MIS Training Institute, and Sensecurity (based in Singapore).	John Sellens (M2, T2) has been involved in system and network administration since 1986 and is the author of several related USENIX papers, a number of ;login: articles, and SAGE booklet #7, System and Network Administration for Higher Reliability. He holds an M.S. in computer science from the University of Waterloo and is a chartered accountant. He is currently the General Manager for Certainty Solutions (formerly known as GNAC) 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.
David Skoll (S12) is founder and president of Roaring Penguin Software, Inc., a consulting firm focused on deploying intelligent computing infrastructures for businesses of all sizes and incorporating Linux into heterogeneous environments. Skoll is the developer of MIMEDefang, the acclaimed open-source email inspection software, and creator of RP-PPPoE, deployed across Linux servers and clients worldwide. He is author of Caldera's OpenLinux Unleashed and frequently writes and presents for the Linux and open source communities. More information can be found at https://www.roaringpenguin.com.	Marc Staveley (M4) works with Soma Networks, where he is applying his many years of experience with UNIX development and administration in leading their IT group. Previously Marc has been an independent consultant and has 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.
Leon Towns-von Stauber (S7, M8) started using UNIX systems in 1990 and has been administering them professionally for the last nine years in service provider, corporate, and educational environments. Although he's worked extensively with Solaris, Linux, HP-UX, AIX, and too many other flavors of UNIX, the purchase of a NeXT workstation in 1991 introduced him to the operating system lineage that he would follow from NeXTstep through to Mac OS X today. Currently he is working on books for O'Reilly & Associates on Mac OS X security and system administration.