Prof. Dr. Bernd Becker
is head of the chair of computer architecture at Freiburg university (http://ira.informatik.uni-freiburg.de). His main areas of research are freely programmable computers and binary decision structures. He has published two books on "CAD for VLSI" in the past three years and has co-organized virtual seminars (e.g. on "Architectures of Smartcards").

Prof. Dr.-Ing. Hans Burkhardt
is head of the chair of pattern recognition and image processing at Freiburg university (http://lmb.informatik.uni-freiburg.de). His main area of research is digital image processing, pattern recognition and parallel algorithms. He has published over 100 essays and has given more than 150 lectures. His experience in the area of teaching covers teaching cycles at Robert-Bosch-Kolleg as well as participation at several summer schools on European level.

Prof. Dr. Wolfgang Effelsberg
is head of the chair of practical computer science IV at Mannheim university (http://www.informatik.uni-mannheim.de/informatik/pi4). His research interests are communication protocols for distributed internet applications, automatic content analysis of digital videos, and internet teaching and learning. He has written books on multimedia communication and video compression techniques, numerous articles in magazines and conference volumes. He is a member of the editorial board of the magazines "IEEE Multimedia" and "Kluwer Multimedia Tools and Applications" and he serves on the program committee for the ACM and IEEE multimedia conferences and other conferences. He is a member of ACM, IEEE and "Gesellschaft für Informatik".

Prof. Dr. Manfred Hofer
is a full professor for educational science and educational psychology at Mannheim university (http://www.uni-mannheim.de/fakul/erzieh/ls2). Among his research projects, usually funded by the DFG (German research foundation), is the analysis of cognitive conditions for student-specific behavior of teachers in classes. For six years he led the project "work-similar tasks of learning" on media based teaching and learning. He is head of the "teaching didactics and evaluation" (DEviL) work group, which accompanies the ULI project from a didactic and psychological perspective.

Prof. Dr. Georg Lausen
is head of the research group "databases and information systems" at Freiburg university (http://www.informatik.uni-freiburg.de/~dbis). His current research areas cover information integration, internet technologies, and data mining. He has written a book on object-oriented databases and has experience with computer-aided practical courses on database programming.

Prof. Dr. Christoph Meinel
is full professor for computer science at Trier univerisity and head of the chair of "Theoretical Computer Science and New Applications" (http://www.informatik.uni-trier.de/TI/index.en.html).

Prof. Dr. Paul Molitor
(http://nirvana.informatik.uni-halle.de/~molitor) is head of the chair of technical computer science, head of the computer center at Halle university, and speaker of the data processing committee of the state of Saxonia-Anhalt. His working group works on hardware-based picture and video compression and on the computer simulation and verification of circuits. He is author and co-author of two books on the design of highly integrated circuits and numerous other publications.

Prof. Dr. Wolfgang Nejdl is professor for technical computer science at Hannover university. He has published over 100 scientific articles in the areas of databases, artificial intelligence and hypermedia. He was member of more than 30 program committees of conferences and workshops, mainly in the area of artificial intelligence.
He is member of two ESPRIT excellency networks in the area of artificial intelligence and internet technology. Professor Nejdl is director and founding member of the Learning Lab Lower Saxony (L3S), a unique German competence center with emphasis on the research of learning technologies.

Prof. Dr. Thomas Ottmann
is head of the chair of algorithms and data structures at Freiburg university (http://ad.informatik.uni-freiburg.de). His working group deals with the systematic study of algorithms and data structures. At present, he is working in research projects on discrete problems, heuristic search and application of record validation, development of multimedia documents "on the fly", and as speaker of the projects VIROR and ULI. He has written several books and numerous other publications.

Prof. Dr. Gunter Schlageter
is head of the chair of practical computer science I at FernUni Hagen (http://www.informatik.fernuni-hagen.de) His areas of activity are database systems and their applications and learning in connected worlds. He is initiator and developer of the Virtual University, which, together with developments of H. W. Six, has led to the base system for internet-based teaching and learning, the "Virtual Campus", at FernUni Hagen. He is chairman of the University Network Multimedia in North Rhine-Westphalia.

Prof. Dr. Hartmut Schmeck
teaches applied computer science at the Institute for Applied Computer Science and Formal Description Procedures (AIFB) in Karlsruhe (http://www.aifb.uni-karlsruhe.de/EffAlg) The central topic of his research group is the development of methods for the economic application of modern computer infrastructures for planning, improvement and execution of information, business and manufacturing processes. Parallel and distributed variants of nature-oriented optimization procedures like evolutionary algorithms and ant algorithms, and algorithms for innovative internet applications are of major interest. He has had experience for several years with tele-lectures and distributed tele-seminars and with the creation of multimedia teaching and learning modules due to his participation in VIROR.

Prof. Dr. Helmut Seidl
is head of the chair of "Sprachen und Beschreibungssrukturen in der Informatik" at the faculty of computer science at TU Munich (http://www2.informatik.tu-muenchen.de). His working group is interested in the design and implementation of programming languages and in automatic methods for program analysis. Another priority is the development of aids for manipulating hierarchically structured documents. For several courses he has illustrated complex procedures of operational semantics with detailed animations.

Prof. Dr. Hans-Werner Six
is head of the chair of practical computer science III at FernUniversität Hagen (http://www.informatik.fernuni-hagen.de). His primary areas of work are software engineering and internet-based teaching and learning technologies. He has got experience with sponsored projects (DFG, EU, several federal and state ministries, DAAD, industrial companies and others). He was the first chairman of the CampusSource initiative and he is a member of the steering committee of the European Software Engineering Conference (ESEC). He has written two books on software engineering and has developed a platform (WebAssign) for organizing web based exercises.

Prof. Dr.-Ing. Philipp Slusallek
teaches computer graphics and digital media at the University of the Saarland (http://graphics.cs.uni-sb.de). His main work areas are interactive and photo-realistic picture synthesis, network-integrated multimedia applications, consistent lighting in virtual studios, and shading-languages for programmable graphics hardware. At Stanford University, he was engaged in the projects "Immersive-Television" and "Lecture-of-the-Future", where he worked on automatic recording, transmission and storage of video and audio data from educational courses. This work is now continued at the University of the Saarland.

Prof. Dr.-Ing. Ralf Steinmetz
is a professor at Darmstadt technical university. He teaches and researches on topics in the area of multimedia communication (http://www.kom.e-technik.tu-darmstadt.de). His books on multimedia technology are used at German and American universities. He has published and consulted numerous magazines and book series. Due to his engagement in the field of multimedia communication the "Hessian Telemedia Technology Competence Center" has been founded in Darmstadt to support media competence in the area of net-based teaching and learning. The httc offers extensive support for teaching staff at universities who plan to develop and offer internet-based multimedia courses.

Prof. Dr. Wolfgang Thomas
is head of the chair of computer science VII, logic and theory of discrete systems (http://www-i7.informatik.rwth-aachen.de) at Aachen university. His research group works on automata and logics over words, trees and graphs, automata over infinite objects, infinite games and reactive systems, automata-theoretical algorithms and their implementation, and temporal logic. The tools AMoRE (algorithms for regular languages) and OMEGA (algorithms for omega automata) have been developed.

Prof. Dr. Peter Widmayer
teaches theoretical computer science at ETH Zürich (http://www.rereth.ethz.ch/infk/theoretische_informatik/widmayer.proj_overview.html). His research interests are in the area of algorithms and data structures. As far as teaching is concerned, he also works on computer-aided knowledge transfer. Together with colleagues he has produced multimedia courses on diverse topics in the area of algorithms and data structures. One of his books (Algorithms and Data Structures, with Th. Ottmann) is available as hypertext document with links to recordings of lectures and simulations of the concepts explained.

Prof. Dr. Reinhard Wilhelm
is professor for computer science at the University of the Saarland (http://www.cs.uni-sb.de/RW/rwlehr.html) and scientific director of the International Conference and Research Center for Computer Science at Schloss Dagstuhl. His current main areas of research are compiler construction and generation of compilers, especially static analysis of programs, automatic creation of analyzers, backends for digital signal processors and runtime guarantees for real-time systems and software visualization. He is the author of several books on programming languages, compiler construction and document processing.