Presentations
. 2008. "Selbstorganisation und Mobilität von Wissenschaftlern - Modelle für die Dynamik von Problemfeldern und Wissenschaftsgebieten [Self-organization and the mobility of researchers – models for the dynamics of problem fields and scientific specialties]." 2008, March 28. Gesellschaft für Wissenschaftsforschung (GeWiF), Berlin, Germany. Selbstorganisation in Wissenschaft und Technik.
. 2007. "Crossing boundaries in e-research." 2007, October 11. Montreal, Canada. Annual Meeting of the Society for Social Studies of Science, 2007, October 10-13.
. 2007. "Self-citations networks as traces of scientific careers." 2007, June 26. Madrid, Spain. 11th International Conference of the International Society for Scientometrics and Informetrics, CSIC.
. 2007. "Introduction." 2007, January 17. Foundation Universitaire, Brussels, Belgium. Critical events in evolving networks.
. 2006. "Critical events in evolving networks - an introduction." 2006, July. Amsterdam, the Netherlands. CREEN meeting.
. 2008. "Animating the development of Social Networks over time using a dynamic extension of multidimensional scaling." 2008, July 28 - August 1. Berlin, Germany. Fourth International Conference on Webometrics, Informetrics and Scientometrics and Ninth COLLNET Meeting.
. 2008. "Nodes in Evolving Networks – Scientific Journals as a Case of Dynamic Annimation." 2008, June 23-27. Norwich, UK. NetSci08 conference (International workshop and conference on Network Science).
. 2006. "Maps of the Academic Web in the European Research Area - an Exploration of Visual Web Indicators." 2006, September 7-9. Leuven, Belgium. The 9th International Conference on Science and Technology Indicators.
. 2006. "Maps of the academic web in the European Research Area – an exploration of visual web indicators. Book of Abstracts." Leuven, Belgium. Katholieke Universiteit Leuven - Steunpunt O&O Statistieken, ALTERA bvba, Heverlee, 107-110.
. 2010. "Encounter between scientometrics and physics – Following the actors: individual and collective behavior in epistemic landscapes." 2010, March 21-26. Regensburg, Germany. Spring conference of the German Physical Society, special focus session on ‘Science of Science’ organized by the Physics of Socio-economic Systems Division.
. 2010. "Maps for information navigators." 2010, February 15. Zürich, Switzerland. ETH Zurich, Department of Humanities and Social Sciences and ETH Competence Center for ‘Coping with Crises in Complex Socio-Economic Systems’, 15-17 February 2010.
. 2010. "Participated in the workshop ‘Towards a flagship for FET – FuturICT’." 2010, February 15-17. ETH Zurich, Department of Humanities and Social Sciences and ETH Competence Center for ‘Coping with Crises in Complex Socio-Economic Systems’, Zürich, Switzerland.
. 2009. "Discussant for kick-off meeting 'Competition of beliefs'." 2009, February 2. Paderborn, Germany. 'Competition of beliefs' of the Working group 'Information and Knowledge', COST action PM0801 'Physics of Competition, Cooperation and Conflicts', 2009, February 2-4.
. 2009. "Data and Models: Physics and Information Sciences." 2009, February 2. Paderborn, Germany. 'Competition of beliefs' of the Working group 'Information and Knowledge', COST action PM0801 'Physics of Competition, Cooperation and Conflicts'.
. 2009. "Innovation and networks." 2009, April 28. Wissenschaftszentrum Berlin für Sozialforschung, Germany. Research unit ‘Cultural Sources of Newness’.
. 2009. "Modelling knowledge dynamics - the role of models, visualizations and mathematical models." 2009, May 27. La Sapienza Universita di Roma, Italy. 2009 evolution and complexity.
. 2009. "Why modeling science?." 2009, June 12. Wells library, SLIS, IU Bloomington, USA.
. 2009. "Walking through landscapes in construction - the use of dynamic models in information science." 2009, June 17. IU Bloomington, USA. NSF/JFMS workshop 'Mapping the History ans Philosophy of Science', 2009, June 17-18.
. 2009. "Chair of session of the WG 1 ‘Information and Knowledge’." 2009, May 27. La Sapienza Universita di Roma, Italy. NET 2009 evolution and complexity.
. 2009. "Modelling Knowledge Landscapes." 2009, October 9. IISH, Amsterdam, the Netherlands. Workshop 'Modelling science - Understanding, forecasting, and communicating the science system', 2009, October 6-9.
. 2009. "Models of Science – An Overview." 2009, October 7. Trippenhuis, Amsterdam, The Netherlands. Workshop 'Modelling science - Understanding, forecasting, and communicating the science system', 2009, October 6-9.
. 2009. "An evolutionary perspective on research diversity." 2009, September 24. Institute for Library and Information Science, Humboldt-University Berlin, Germany. Expert meeting 'Measuring the diversity of research'.
. 2009. "Conceptualizations of scientific structure and growth." 2009, June 17. IU Bloomington, USA. Chair at NSF/JFMS Workshop on ‘Mapping the History and Philosophy of Science’.
. 2009. "Open Forum." 2009, January 22. Wolverhampton, UK. Webometrics Workshop 2009.
. 2008. "Knowledge landscapes as adaptive landscapes - exploring knowledge transfer from physics to information science." 2010, January 22. Physikzentrum Bad Honeff, Germany. WE Heraeus Seminar: Evolution and Physics. Concepts, models and applications, 2010, January 21-24.
. 2008. "The evolution of knowledge landscapes – measurement, visualization, models and simulations." 2008, May 14. Ghent University, Belgium. Analogous Spaces. Architecture and the space of information, intellect and action, 2008, May 14-17.
. 2008. "Transient innovations – the case of blog hypes." 2008, February 25. Berlin, Germany. Spring conference of the DPG (German Physics Society), workshop of the Arbeitskreis Physik sozio-ökonomischer Systeme (AKSOE) (Working group Physics of socio-economic systems).
. 2007. "Workshop discussing the findings and policy recommendations of the AVROSS project." 2007, November 27. European Commission, Brussels, Belgium.
. 2007. "Simulation of Innovation – Simulation and Modeling as Innovation." 2007, July. Amsterdam, the Netherlands. 'Engaging the neighbours: science, technology and innovation studies in Amsterdam … and beyond’ (ASTIS).
. 2007. "Exploring landscapes in science and beyond." 2007, September 20. Katholieke Universiteit Leuven, Belgium. Steunpunt O&O Statistieken (Policy Research Centre for R&D indicators).
. 2007. "Science and Technology Studies views of e-social science (Invited panel organized and moderated)." 2007, October 7-9. Ann Arbor, MI, US. Third International Conference on e-Social Science.
. 2007. "Critical Events, Landscapes, Networks and Mobility." 2007, January 17. Foundation Universitaire, Brussels, Belgium. Critical events in evolving networks.
. 2006. "Indicators from the web - making the invisible visible?." 2006, February 9-10. Oxford Internet Institute, UK. The World Wide Web and Access to Knowledge Workshop, organized by the Oxford Internet Institute.
. 2006. "Webometrics for social sciences and humanities." 2006, November 2. Vancouver, Canada. Annual Meeting of the Society for the Social Study of Science, 2006, November 1-5.
. 2010. "At search for a knowledge space – between classification schemes and knowledge flows." 2010, March 8. SARA, Science Park, Amsterdam, the Netherlands. Infrastructure Landscape Workshop organized by BiG Grid and CLARIN.
. 2010. "Design vs. Emergence: The structure of knowledge." 2010, May 25. Black Sea Resort ‘Sunny Beach’, Bulgaria. Second Annual Meeting of COST Action MP0801 ‘Physics of Competition and Conflicts’, 26-28 May 2010.
. 2010. "Design vs Emergence: The structure of knowledge." BIFI 2010, IV International Congress, Networks: A framework for cross-disciplinary applications, at the Institute for Biocomputation and Physics of Complex Systems, 2010, February 3-6. 2010, February 3. University of Zaragoza, Zaragoza, Spain.
. 2009. "From Ising model to socio-technical innovations - how to bridge the gap?." First Annual Meeting of COST action MP0108 ‘Physics of Competition and Conflicts’, linked to the international conference ‘NET 2009 evolution and complexity’, 2009, May 27-30. 2009, May 27. La Sapienza Universita di Roma, Italy.
. 2008. "The role of networks in innovation spreading." 2008, December 18-19 . UvA, Amsterdam, the Netherlands. Workshop ‘Communication networks on the web’.
. 2008. "Majority dynamics on coupled networks - DuoNet simulator (CREEN workshop)." 2008, June 23. Norwich, UK. International Workshop and Conference on Network Science (NetSci'08), 2008, June 23-27.
. 2009. "An Agent Based Model of the Scientific and Scholarly System." 2009, October 8. Trippenhuis, Amsterdam, the Netherlands. Workshop 'Modelling science - Understanding, forecasting, and communicating the science system', 2009, October 6-9.



