2015 Spatio-Temporal Patterns in Entrepreneurial Activity: A Comparative Analysis of Nine Metropolitan Areas. Tinbergen Institute, VU University Amsterdam, The Netherlands. May 8, 2015.
2014 An Evolutionary Telecommunications Policy Framework for Enabling Urban Cyberplaces and Digital Intelligence. Workshop on Intelligent Urbanism. National Academy of Managements and Urbanism. Rabat, Morocco November 20-21, 2014.
2014 A Retrospective and Prospective Look at Broadband and Businesses. Regional Economics And Spatial Modeling laboratory (REASM), School of Geography and Development University of Arizona. October 3, 2014.
2014 Information Technology and Business Incubation Facilities: The Case of Phoenix, Arizona. University of Birmingham, United Kingdom. May 22, 2014.