R. v. Gager (J.) et al., 2012 ONSC 388

JurisdictionOntario
JudgeClark, J.
CourtSuperior Court of Justice of Ontario (Canada)
Subject MatterPRACTICE,CRIMINAL LAW,EVIDENCE
Citation2012 ONSC 388,[2012] O.T.C. Uned. 388,[2012] O.T.C. Uned. 388 (SC)
Date17 January 2012
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8 practice notes
  • Court Of Appeal Summaries (April 27 ' May 1)
    • Canada
    • Mondaq Canada
    • May 12, 2020
    ...Law, Murder, Evidence, Admissibility, Expert Evidence, Jury Instructions, Reasonable Apprehension of Bias, Sentencing, R. v. Gager, 2012 ONSC 388, R. v. Abbey, 2009 ONCA 624, R. v. Mohan, [1994] 2 S.C.R. 9, Imeson v. Maryvale (Maryvale Adolescent and Family Services), 2018 ONCA 888, R. v. M......
  • COURT OF APPEAL SUMMARIES (APRIL 27 – MAY 1)
    • Canada
    • LexBlog Canada
    • May 4, 2020
    ...Law, Murder, Evidence, Admissibility, Expert Evidence, Jury Instructions, Reasonable Apprehension of Bias, Sentencing, R. v. Gager, 2012 ONSC 388, R. v. Abbey, 2009 ONCA 624, R. v. Mohan, [1994] 2 S.C.R. 9, Imeson v. Maryvale (Maryvale Adolescent and Family Services), 2018 ONCA 888, R. v. M......
  • R. v. Mills, 2019 ONCA 940
    • Canada
    • Court of Appeal (Ontario)
    • November 29, 2019
    ...ruling [28] The trial judge had previously qualified Det. Backus as an expert witness in the area of street gangs in R. v. Gager, 2012 ONSC 388, appeal to this court pending. He made reference to that ruling and stated that he had “discussed at some length the law to be applied to the issue......
  • DRAWING THE LINE BETWEEN LAY AND EXPERT OPINION EVIDENCE.
    • Canada
    • McGill Law Journal Vol. 63 No. 1, September 2017
    • September 1, 2017
    ...supra note 8 at para 45. (188) See Tremblett, supra note 23 at para 29; Kovats, supra note 23 at para 21. (189) See e.g. R v Gager, 2012 ONSC 388 at paras 186-98, 99 WCB (2d) 325. See generally Lvovsky, supra note 1 for the issues raised by police (190) See sources referenced, supra note 14......
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5 cases
  • R. v. Mills, 2019 ONCA 940
    • Canada
    • Court of Appeal (Ontario)
    • November 29, 2019
    ...ruling [28] The trial judge had previously qualified Det. Backus as an expert witness in the area of street gangs in R. v. Gager, 2012 ONSC 388, appeal to this court pending. He made reference to that ruling and stated that he had “discussed at some length the law to be applied to the issue......
  • R. v. Gager, 2020 ONCA 274
    • Canada
    • Court of Appeal (Ontario)
    • April 30, 2020
    ...as an Expert and in Admitting his Expert Opinion? [21] Det. Backus was qualified as an expert in the area of street gangs: R. v. Gager, 2012 ONSC 388, at para. 214. He was permitted to testify to, among other things, the general structure and organization of gangs, the use of symbols and gr......
  • R. v. Oppong,
    • Canada
    • Court of Appeal (Ontario)
    • May 25, 2021
    ...central events took place: see e.g. Mills, at para. 24; R. v. Mohamed, Islow and Miller, 2020 ONSC 5074, at paras. 44-51; R. v. Gager, 2012 ONSC 388, at paras. 160-161, aff’d 2020 ONCA 274; R. v. Monney, 2017 ONSC 250, at paras. 51-52; R. v. Sappleton, 2010 ONSC 5704, at paras. 157-1......
  • R. v. Farhan (W.) et al., 2013 ONSC 7094
    • Canada
    • Ontario Superior Court of Justice of Ontario (Canada)
    • December 4, 2013
    ...recognizance: R. v. Toulejour, 2012 SKPC 86 at para. 40; - Police occurrence reports documenting a number of violent events: R. v. Gager, 2012 ONSC 388 at para. 258. [19] These cases all involve situations in which the records were created by persons who might be coloured by an investigator......
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2 firm's commentaries
  • Court Of Appeal Summaries (April 27 ' May 1)
    • Canada
    • Mondaq Canada
    • May 12, 2020
    ...Law, Murder, Evidence, Admissibility, Expert Evidence, Jury Instructions, Reasonable Apprehension of Bias, Sentencing, R. v. Gager, 2012 ONSC 388, R. v. Abbey, 2009 ONCA 624, R. v. Mohan, [1994] 2 S.C.R. 9, Imeson v. Maryvale (Maryvale Adolescent and Family Services), 2018 ONCA 888, R. v. M......
  • COURT OF APPEAL SUMMARIES (APRIL 27 – MAY 1)
    • Canada
    • LexBlog Canada
    • May 4, 2020
    ...Law, Murder, Evidence, Admissibility, Expert Evidence, Jury Instructions, Reasonable Apprehension of Bias, Sentencing, R. v. Gager, 2012 ONSC 388, R. v. Abbey, 2009 ONCA 624, R. v. Mohan, [1994] 2 S.C.R. 9, Imeson v. Maryvale (Maryvale Adolescent and Family Services), 2018 ONCA 888, R. v. M......
1 books & journal articles
  • DRAWING THE LINE BETWEEN LAY AND EXPERT OPINION EVIDENCE.
    • Canada
    • McGill Law Journal Vol. 63 No. 1, September 2017
    • September 1, 2017
    ...supra note 8 at para 45. (188) See Tremblett, supra note 23 at para 29; Kovats, supra note 23 at para 21. (189) See e.g. R v Gager, 2012 ONSC 388 at paras 186-98, 99 WCB (2d) 325. See generally Lvovsky, supra note 1 for the issues raised by police (190) See sources referenced, supra note 14......

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