Prof. Alberto Carini, Associate Professor, short scientific missions from the University of Urbino, 2004-2018.
Dr. Jhilik Bhattacharya, postdoc fellow, on leave from Thapar University, Punjab, India, 2017-2018.
Prof. Herbert Frey, visiting professor, on leave from University of Ulm, Germany, Feb.-July 2016.
Nimisha Agarwal, Student, May-July 2013.
Francesco Cincotto, Research Assistant, 2010-2011.
Prof. Bostjan Likar, on leave from University of Ljubljana, Slovenia, June-Sept. 2010.
Dr. Alfredo Restrepo, contract Researcher, on leave from Universidad de los Andes, Bogotà , Colombia, 2007-2009.
Dr. Anna Ukovich, Research assistant, 2007-2008.
Masoumeh Dadras, Research assistant, 2006-2007.
Dr. Gaetano Impoco, contract Researcher, 2004-2006.
Dr. Bogdan Orza, assistant professor at University of Cluj-Napoca, Romania. STSM in the framework of the EC Project COST 276, May 2005.
Mr. Sorin Cristea , PhD student at University of Cluj-Napoca, Romania. STSM in the framework of the EC Project COST 276, May 2005.
Dr. Filippo Stanco, contract Researcher, 2003-2005.
Dr. Sabine Kroener, on leave from University of Bremen, 1998-1999.
Prof. Cecilia Moloney, on leave from Memorial University of Newfoundland, St. John's, Canada, 1998.
Dr. Irena Koprinska, on leave from Institute for Information Technologies, Sofia, 1997-1998.