”Some Remarks on Jacob de Backer and Gillis Coignet“. Current Research in early 16th-Century Northern European Painting The Flemish Academic Centre for Science and the Arts – VLAC, (Institute of Advanced Study), Koninklijke Vlaamse Academie van België voor Wetenschappen en Kunsten, June 2, 2010, Brussels (Belgium).

”An Antwerp Art Dealer: Anthonis Palermo“. The Renaissance Society of America Annual Meeting, April 10, 2010, Venice (Italy).

”Jacob Burckhardt and Jan Bialostocki's The Art of the Renaissance in Eastern Europe“, Perceptions of Continuity and Discontinuity in Europe, c.1300 - c.1550), University of Edinburgh, School of History, Classics and Archeology, 31. August 31-September 1, 2007, Edinburgh (UK).

”The painting St. John the Baptist, St. Barbara and Two Donors ´ of the St. Martin Church in Bratislava: The Case of a Corrected Image“, HNA conference 'From Icon to Art in the Netherlands', November 10, 2006, Baltimore (USA).

”St John the Baptist, St Barbara and two Donors (St Martin Church, Bratislava)“, Symposium XVI for the Study of Underdrawing and Technology in Painting, ´The Quest for the Original´, organized by Laboratoire des oeuvres d´art par les methodes scientifiques UCL (Dir. Prof.Hélene Verougstraete), Illuminare-Centre for the Study of the Illuminated Manuscript, KULeuven (Dir. Jan van der Stock), Royal Institute for the Cultural Heritage KIKIRPA (Dir. Myriam Serck), September 21-23, 2006, Bruges (Belgium).

”Dreaming about the past: the story about Count Pálffy and others.´National or Universal Antiquities? The nineteenth-century process of “musealization” in Hungary and in Europe“, Collegium Budapest, Institute of Advanced Study, May 30-31, 2005, Budapest (Hungary).

”The use of workshop patterns in The Seller of Fruit and Vegetables of the Slovak National Gallery in Bratislava” (inv.O249), Colloque XV pour l´étude de la technologie et du dessin sous-jacent dans la peinture. La Peinture ancienne et ses procédés.Copies, répliques, pastiches, September 11-13, 2003, Bruges (Belgium).

”The "Crucifixion" from Frans Floris' Workshop in Slovakia“ ´EMBLEMATICA ET ICONOGRAPHIA´ - Themes in painting and literature of the Low Countries from the 16th to the 18th century", December 7-9, 2000, Olomouc (Czech Republic).

2011 - I Tatti research fellowship, The Harvard University Center for Italian Renaissance Studies, Florence
2010 - Senior research fellowship, Centre for Advanced Studies of the Royal Flemish Academy of Belgium for Science and the Arts, Brussels
2009 - Grant of the Paul Mellon Centre for Studies in British Art, London
2008 - Senior research fellowship, Centre for the History of Collecting, the Frick Museum, New York
2007 - Andrew W.Mellon Visiting Scholar of the American Academy in Rome
2005 - Fellowship of Collegium Budapest, Institute for Advanced Study
2005 - Grant of the Samuel H.Kress Foundation (for the publication ‘Paintings of the 16th century Netherlandish masters: Slovak art collections)
2004 - Centre for the Study of Fifteenth-Century Painting in the Southern Netherlands and the Principality of Liège, Brussels, research stay
2004 - Rijksbureau voor Kunsthistorische Documentatie, The Hague, research stay
2003 - Grant of the Fritz Thyssen Stiftung, Freie Universität Berlin
2003 - Grant of the Samuel H.Kress Foundation, University of Vienna
2002 - Visiting Fellowship of Istituto universitario olandese di storia dell'arte, Florence
2002 - Consejo Superior de Investigaciones Cientificas, Madrid, research stay
2001 - Visiting Fellowship of the Netherlands Institute for Advanced Study, Wassenaar
2001 - National Gallery, London, research stay
2000 - Nationalmuseum, Stockholm, research stay