Introduction (Jánus Fehérváry, Gerhard Hanak, Veronika Hofinger, Günter Stummvoll). Section I - Conceptual and social foundations of police science & research: Theoretical foundations of police sciences (Viktor Porada, Jaroslav Erneker, Kveton Holcr, Jaroslav Holomek); Social determinants of police sciences (Viktor Porada, Jaroslav Erneker, Kveton Holcr, Jarslav Holomek); Police and science (Cees Kwanten); Police science and research in the European Union (Gerhard Hanak, Veronika Hofinger); CEPOL-eDoc - European police research & science database - a new source for police research and police science in Europe (Detlef Nogala). Section II - Aspects of police education and training: Gender differences in personality, emotional intelligence and moral conduct as performance predictors of job applicants in police work (Iris Sofia Almeida, Cristina Matos Soeiro); Rule of law and education of police officers (Clemens Arzt); Police learning and training assessment practices in Portugal and in the European Union - a survey (Eduardo Ferreira, João Cabaço); The roles of formal education and work based learning in the process of becoming a senior police officer (Risto Honkonen). Section III - The police and their social surrounding: Immigration, integration and insecurity - the role of police ethics and police training (Thomas Feltes); Public order management: theory, practice and education (Otto M. J. Adang); Police domestic violence training programs - evaluation of the practical effectiveness (Kostas M. Veis); Police use of firearms in Norway and Sweden - the significance of gun availability (Johannes Knutsson, Jon Strype); Police research in Norway - the impact of police accountability (Gunnar Thomassen).