Photographs from Petri Nets 1999

Location

	The conference was organized by the Department of Computer Science at College of William and Mary, Williamsburg, Virginia, USA. This is close to Colonial Williamsburg, the restored capital of Colonial Virginia (see photograph).
	Washington DC is only 3 hours away by car. Andrew took this photograph of United States Capitol building.

Opening Session

People from the organising committee and program committee opened the conference. In the photograph we have the program committee: Jetty Kleijn (theoretical papers, Leiden University, The Netherlands) and Susanna Donatelli (application papers, Universita di Torino, Italy)

Conference Dinner

	Musician (upper left), Grzegorz Rozenberg (member of steering committee (chair), Leiden University, The Netherlands), Joan Weakland (Gianfranco's wife), Gianfranco Ciardo (Petri Nets 99 organising committee chair, College of William and Mary, USA)
	Grzegorz Rozenberg (member of steering committee (chair), Leiden University, The Netherlands), Jetty Kleijn (Petri Nets 99 program committee co-chair, Leiden University, The Netherlands)
	Kurt Jensen (member of steering committee, University of Aarhus, Denmark), Laure Petrucci (Ecole Normale Supérieure de Cachan, France)
	The musician (middle) was entertaining during the dinner. Søren Christensen (University of Aarhus, Denmark) and Andrew Tokmakoff (IRISA/INRIA, France) somehow do not look quite convinced.
	???, Frank Wienberg (University of Hamburg, Germany), Daniel Moldt (University of Hamburg, Germany), Remi Bastide (Université Toulouse I, France)
	Yi Zhou (University of Illinois at Chicago, USA), Tadao Murata (member of steering commitee, University of Illinois at Chicago, USA), Sadatoshi Kumagai (member of steering commitee, Osaka University, Japan)
	Hildegard Wehler (Joachim Wehler's wife), Joachim Wehler (Softlab GmbH, Germany), Zbigniew Suraj (Pedagogical University of Rzeszow, Poland)
	Manuel Silva (member of steering commitee, Universidad de Zaragoza, Spain), Andrew S. Miner (College of William and Mary, USA)
	Joan Weakland (Gianfranco's wife), Gianfranco Ciardo (Petri Nets 99 organising committee chair, College of William and Mary, USA), Rossano Gaeta (Universitá di Torino, Italy)
	Claude Girault (member of steering commitee, Université Paris VI, France)
	Vadim Bulitko (University of Illinois, USA), Ekkart Kindler (Humboldt-Universität zu Berlin, Germany), (???) Luigi Portinale (Universita Piemonte Orientale, Italy)
	Jean-Michel Couvreur (Univerité Bordeaux I, France), Denis Poitrenaud (Univerité Paris VI, France), Iman Jarkass (UTC de Compiegne, France)
	Fabrice Kordon (Université Paris VI, France), Emmanuel Paviot-Adet (Université Paris VI, France)
	Walter Vogler (Universität Augsburg, Germany), Wlodek M. Zuberek (Memorial University of Newfoundland, Canada)
	Susanna Donatelli (program committee co-chair, Universita di Torino, Italy), Giorgio De Michelis (University of Milano, Italy)
	Susan Allmaier (Friedrich-Alexander Universität Erlangen-Nürnberg, Germay), Gurdeep Singh Hura (University of Idaho, USA)
	Karsten Schmidt (Humboldt-Universität zu Berlin, Germany), Wolfgang Reisig (member of steering commitee, Humboldt-Universität zu Berlin, Germany), Jörg Desel (Universität Karlsruhe, Germany)
	Piotr Chrzastowski-Wachtel (Warsaw University, Poland), Maja Rozenberg (Grzegorz Rozenberg's wife)
	Thomas Freytag (Universität Karlsruhe, Germay), Gert Scheschonk (C.I.T. GmbH, Germany)

Closing Session

At the closing session you get an opportunity to see the steering committee assembled. In the photograph from left to right: Sadatoshi Kumagai (Japan), Claude Girault (France), Wolfgang Reisig (Germany), Tadao Murata (USA), Kurt Jensen (Denmark), Gianfranco Balbo (Italy), and Grzegorz Rozenberg (The Netherlands). Not at the closing session: Jonathan Billington (Australia), Giorgio De Michelis (Italy), G. Roucairol (France), Manuel Silva (Spain), and Carl Adam Petri (Germany) who is an honorary member.

Hand-over Ceremony

	In year 2000 the conference will be held by the CPN group at the University of Aarhus in Denmark. In the photograph you can see Kurt Jensen, Lars Kristensen, Søren Christensen, and Kjeld H. Mortensen. Kurt and Søren constitute the organising committee chair.
It is the tradition that the organisers of the next conference serves a cultural treat from their home country in the hand-over ceremony. The CPN group served Danish beer as the photographs below reveal.