at Nuremberg (D), NKG Conference, paper on recidivism following custodial and non-custodial sanctions (Campbell Review)

at the University of Zurich , paper on juvenile delinquency ( Lausanne surveys on school violence), 17th Workshop on Psychiatry of adolescence

at Cracow ( Poland ), European Society of Criminology 5th annual meetings (3 papers)

at Vienna , UN expert, planning of a international survey on racism

at Königsfelden AG (staff of the psychiatric hospital), paper on long-term crime trends

in Berlin , European Sourcebook of Crime and Criminal Justice Statistics (meeting of experts with German officials)

in Paris , Steering Committee meeting of the Campbell Collaboration Crime and Justice Group (CCJG)

à San Remo , paper on experiments in criminology, Italian Society of Legal Medecine

paper à the University of Tilburg NL (paper on the European Arrest Warrant)

at Vienna , presentation for the Austrian Society of Criminology (on situational factors in crime)

at Breil/Brigels GR, organiser of a Workshop (sponsored by the Swiss National Science. Foundation) on «International Self-Reported Delinquency Survey – 2»

at Frankfurt/M, plenary speaker at the Deutscher Kriminologentag

at Brussels , European Sourcebook of Crime and Criminal Justice Statistics (joinnt meeting of the Experts Group and EU officials)

at Brussels , Workshop on «History of Crime and Criminal Justice», paper on long-term crime trends

at Romainmôtier, Workshop for doctoral students of all French Swiss Law Faculties on «Americanization of Swiss and European Law»

at Leiden NL, Nederlands Studiecenter voor Criminaliteit en Rechtshandhaving (NSCR), paper on the «Theory of Breaches»

at The Hague , Ministry of Justice, paper on the international violence against women survey

at Amsterdam , European Society of Criminology 4th Annual Meetings (3 papers)

at Bellinzona (TI), 200th Anniversary of the Ticino Police, paper on police-citizen interaction

at Stuttgart , Deutscher Präventionstag, plenary speaker

at Paris, Steering Committee Meeting, Campbell Collaboration Crime and Justice Group (CCJG)

Lausanne , Assembly of City Police Chiefs, paper on the image of the police

at Berne , General Assembly of « Chance CH », paper on Long-term crime trends

at Zurich , paper presented at a Workshop of the City Council of Zurich «10 years of heroin prescription»

Open University of Madrid, lecture on experimental criminology

at Zurich , paper on «participation of acolescents in delinquency», workshop of UNESCO on the rights of adolescents

at Zurich , paper on delinquency among asylum seekers, Commission fédérale pour les requérants d’asile

at Berne, «briefing» of two members of the British Prime Minister’s personal staff on Switzerland’s drug policy and its evaluation

at Munich , German Society of Criminology meeting (NKG), paper on research in Switzerland

at Unterentfelden (AG), rapporteur at the annual meeting of Magistrates of the Canton of Aargau

at Milan , Annual Conference of the Italian Society of Legal Medecine (1 paper, 1 session chair)

at Helsinki , European Sourcebook of Crime and Criminal Justice Statistics, Experts meeting

at Helsinki , European Society of Criminology (3 papers)

at Breil GR, workshop sponsored by the Swiss National Science Foundation and the University of Lausanne on wrongful convictions (20 international experts), book to be published in 2006

at Lenzbourg, Nouvelle Société Helvétique, paper on crime in Switzerland since the 19th century

Kantonsschule Wetzikon ZH, paper on crime prevention

at the University of Genoa , paper on siblings and crime

at Uzwil SG, paper on juvenile delinquency and the role of school policies, annual assembly of teachers and staff of the Justice Department of the Canton of St-Gallen

at Bad Ragaz, Meeting on Drug Issues of Sarganserland, paper on crime and drug abuse in relation to family characteristics

at Interlaken , Swiss Society of Criminology, paper (on the role of DNA)

at Breil GR, Experts meeting of the «European Sourcebook of Crime and Criminal Justice Statistics»

at Chicago , Aynnual conference of the American Society of Criminology (3 presentations)

at Torino , experts meeting on the International Violence against Women Survey (project sponsered by the Swiss National Science Foundation)

at Toledo , Experts meeting of the «European Sourcebook of Crime and Criminal Justice Statistics»

at Toledo , 2nd Annual Conference, European Society of Criminology (2 papers)

lecture on crime and migration, class of Guardia Civil officers, at El Escorial (E)

Warsaw , Experts meeting of the European Sourcebook of Crime and Criminal Justice Statistics

University of Neuchâtel , workshop on the heritage of the Holy Empire, paper on the origins of statutes on embezzlement

University of Montreal , paper on situational crime prevention

University of Montreal (dissertation defence, member of jury)

at Interlaken , Swiss Society of Criminology, paper on trends in crime and punishment in Switzerland since 1980

at Vaduz , expert hearing on drug policy by the Government of the Principality of Liechtenstein

at Atlanta , American Society of Criminology (Sellin-Glueck Award)

at Berne , Hearing at the Committe on Internal Security

at Basel , plenary speaker, German Society of Criminology-NKG

at Lausanne , 1st Meeting of the European Society of Criminology

at Lausanne , visit of the Ecole des sciences criminelles by the MPI Freiburg staff

at Cambridge , 2nd Meeting on Comparative Trends in Crime and Punishment

at Grenoble , dissertation defence (jury member)

at Wislikofen (AG), Swiss Society of Criminal Law of Juveniles, main speaker

at Bad Ragaz, Meeting on Drug Issues of Sarganserland, paper on legalization of cannabis in the Netherlands and Switzerland

at Parma (I), Hearing on recent trends in drug policies

n Rome , hearing with members of the Italian Parliament (Lista Emma Bonnino) on drug policies

à Berne , rapporteur (with M. Rindlisbacher) at the Annual Meeting of the Berne Cantonale Police

à Zurich, Arbeitsgemeinschaft für risikoarmen Umgang mit dem Drogenproblem (ARUD), paper on legislative reforms related to drugs

at Berne, Federal Office of Public Health, rapporteur, workshop for prosecutors, magistrates and police officers on cannabis in Switzerland’s future law on drugs

at Bologna , Instituto Cattaneo, Rapporteur, workshop on drug policy

at Cambridge , First Meeting on Comparative Trends in Crime and Punishment

at Boldern/Männedorf (ZH), Rapporteur during a workshop of the Canton of Zurich Corrections Department

University of Brabant at Tilburg (NL), dissertation defence, member of jury (Marion Brienen et Ernestine Hoegen)

at The Hague (Ministry of justice), chair at the founding meeting of the European Society of Criminology, elected as first president of this society