2020:    Invited Talk, Conference on Virtual, Augmented, and Mixed Reality (XR) Technology for Multi-Domain Operations" as part of SPIE Defense and Commercial Sensing April 2020 in Anaheim, CA.

2019:    Invited Talk, University of Primorska, Slovenia, “Human Centric Immersive Environments. Challenges and Perspectives, December 2019

2019:    Invited Talk, Oregon State University, “Extended reality for wood science and Engineering, a starting point”, Novemnber,2019

2016:    “SUNSHINE- Smart urban services for higher energy efficiency”, at “Smart Mediterraneo Best practices, innovation and pilot projects in smart grid development in the Mediterranean region”, Bari, Italy.

2015:    “Technology inspiring creativity and vice versa.”, at “Second Audio Visual Gestalt Workshop”, Lisbon, Portugal.

2015:    “Enhancing resilience of communities and territories through smart technologies.”, at the NATO CAX Forum 2015, Vicenza, Italy.

2015:    “i-City.”, I-Scope Final Conference, Roma, Italy.

2013:    “Web3D Geospatial Portrayal.”, at “WEB3D.”, San Sebastian, Spain.

2012: ITU Workshop on "ICT Innovations", Geneva, Switzerland, 20 – 21 March 2012

2012:    “Enhancing resilience of communities and territories through smart technologies”, at . Observe Project, Final Symposium. Thessaloniki, Greece

2012:    “Interoperable Smart City services through an Open Platform for urban Ecosystems.”, at “Future Internet Assembly”, Dublin, Ireland.

2012:    “Another Earth: a distributed knowledge about the Earth current challenge and perspective”, at “Defining FET research topics supporting the ICT challenges of mineral extraction under extreme geo-environmental conditions.”, Brussels, Belgium.

2012:    “Interoperable Smart City services through an Open Platform for urban Ecosystem.”, at “INSPIRE The Green Renaissance”, Firenze , Italy.

2011:    “Future trends Geo Intelligence”, at “GEO-VIII Plenary meeting”, Istanbul, Turkey.

2011:    “BRISEIDE”, at “Workshop at INSPIRE Conference 2011”, Edinburgh, UK.

2011:    “Time@GI”, Workshop at INSPIRE Conference 2010, Cracow, Poland.

2010:    “Geospatial Intelligence” at, Geospatial Intelligence Summit”, Vienna, Austria.

2010:    “Future trends on Conputer Graphics”, Inauguration for the Master on “Tecniche di Realtà Virtuale nel Processo di Sviluppo del Prodotto”, University of Palermo , Italy.

2009:    “Challenges on GeoSpatial Visual Analytics”, 7th Eurographics Italian Chapter Conference, Verona , Italy.

2009:    “High-level Round Table on Public administration and public investment priorities: ICTs and basic service delivery for marginalized populations” invited speaker at AFRICOMM 2009, 1st International ICST Conference on e-Infrastructure and e-Services for Developing Countries, Maputo, Mozambique.

2008:    “Geo-visual analytics for land planning and design”, Virtual Concept 2008, 8-10 October 2008, Beijing, China.

2007:    “Interoperable Networked Service‐based infrastructure for Interactive Environmental Modelling and monitoring”, Final Workshop “ECOTER”, development of a prototype system for sharing information related to acts of terrorism to the environment, agriculture and water systems. UNESCO Regional Bureau for Science and Culture in Europe, Venice, July 2007.

2006:    “Current scenario vs Radical virtualisation”, Workshop on Collaborative environments in the manufacturing sector. 17 March 2006, Brussels.

2006:    “Advanced and Innovative Models And Tools for the development of Semantic-based systems for Handling, Acquiring, and Processing knowledge Embedded in multidimensional digital objects” Workshop : From CAD to Virtual Reality within the Product Development Process, Universita’ degli Studi Di Napoli Federico II.

2006:    “Virtual Reality and prototyping”, Workshop COMSON-Coupled Multiscale Simulation and Optimisation in Nanoelectronics, 28 April 2006, Arcavacata, Cosenza.

2006:    “ICAM-Interface for Collaborative Asynchronous design review on Mobile device”, Workshop TOPICS IN AUTOMATIC 3D MODELLING AND PROCESSING, Verona MARCH 17th, 2006.

2005:    “Virtual Reality Techniques for Styling and Vehicle Design”, Workshop on the Virtual Reality in the Vehicle Engineering – Virtual Reality Laboratory-FIREMA Trasporti S.p.A.-Caserta, Italia, October 2005.

2005:    “Interactive and Immersive Geographic Information Systems Supporting Strategical Environmental Decision Making”, Workshop “ECOTER”, development of a prototype system for sharing information related to acts of terrorism to the environment, agriculture and water systems NATO Headquarter, Brussels, September 2005.

2005:    “Automatic Extraction of Encoded Semantic Information for the Development of a Context Sensitive Multimodal Framework for VR”, Convegno "Matematica, Arte e Industria, Cetraro (CS), Italy, May 2005.