... Thirty-nine articles tried to establish whether animal abuse may predict criminal behavior (Arluke et al., 1999;Arluke and Madfis, 2014;Baxendale et al., 2015;Becker et al., 2004;Felthous and Kellert, 1986;Gleyzer et al., 2002;Heller et al., 1984;Hellman and Blackman, 1966;Henderson et al., 2011;Henry, 2004bHenry, , 2004aHensley, 2005;Hensley et al., 2012a, 2012b, 2009, 2009, 2008Kavanagh et al., 2013;Kellert and Felthous, 1985;Levitt et al., 2016;Lucia and Killias, 2011;Miller and Knutson, 1997;Overton et al., 2012;Sanders and Henry, 2007;Sanders et al., 2013;Schwartz et al., 2012;Tallichet and Hensley, 2009, Vaughn et al., 2011, 2009Walters and Noon, 2015;Walters, 2016aWalters, , 2016bWax and Haddox, 1974). Results are contradictory, mainly due to the lack of consensus regarding the definition of animal abuse (Arluke and Madfis, 2014;Gleyzer et al., 2002;Hensley et al., 2012b;Tallichet and Hensley, 2009) and the use of small samples ). ...