The expertise's and analyst's place in the approach of insane offender. The article discusses the place of expert and the place of analyst in attending insane offenders, from the contributions of Lacanian psychoanalysis. While the expertise is guided by the disciplinary knowledge that seeks to control based in a standard model of treatment that segregates the singularities, psychoanalysis proposes that analyst occupies a place emptied of knowledge and is guided by the inventions of subject able to connect him to social bond, without losing sight the singular modes of satisfaction of the each one knot.
Expertise; analyst's place; insane offender; subject; invention