eng Science and Education Publishing American Journal of Sports Science and Medicine 2333-4606 2014-12-25 2 6A 13 17 10.12691/ajssm-2-6A-4 AJSSM201426A4 article Bernardino Javier Sánchez-Alcaraz Martínez bjavier.sanchez@um.es 1 Alberto Gómez-Mármol 2 Alfonso Valero Valenzuela 3 Ernesto De la Cruz Sánchez 3 Arturo Díaz Suárez 3 Physical Education Department, IES Samaniego, Murcia, España Faculty of Education, University of Murcia, Murcia, España Faculty of Sport Sciences, University of Murcia, Murcia, España This research assess the improvements that the implementation of Personal and Social Responsibility Model produces on observed and suffered violence among teenagers. In order to this, a training course was taught to 9 teachers (5 from primary school and 4 from secondary school), who implementated the Responsibility Model during 24 Physical Education lessons. The participants, 215 students from primary education and 189 from secondary education, were divided on 9 control groups and 9 experimental groups. Postest results point that observed violence as well as suffered violence improved significantly on experimental groups, in contrast to control groups, where there were not significant differences in any of both variables. Therefore, Personal and Social Responsibility Model is an efficient teaching methodology to improve the quotidian scholar violence in Physical Education lessons. http://pubs.sciepub.com/ajssm/2/6A/4/ajssm-2-6A-4.pdf education in values violence students