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Expert Testimony And Scientific Evidence, Lynn Mclain Nov 2003

Expert Testimony And Scientific Evidence, Lynn Mclain

All Faculty Scholarship

Handout from a day-long lecture on expert and scientific testimony at the Maryland Judicial Institute.


Jurors' Evaluations Of Expert Testimony: Judging The Messenger And The Message, Sanja Kutnjak Ivkovic, Valerie P. Hans Apr 2003

Jurors' Evaluations Of Expert Testimony: Judging The Messenger And The Message, Sanja Kutnjak Ivkovic, Valerie P. Hans

Cornell Law Faculty Publications

Jurors are laypersons with no specific expert knowledge, yet they are routinely placed in situations in which they need to critically evaluate complex expert testimony. This paper examines jurors' reactions to experts who testify in civil trials and the factors jurors identify as important to expert credibility. Based on in-depth qualitative analysis of interviews with 55 jurors in 7 civil trials, we develop a comprehensive model of the key factors jurors incorporate into the process of evaluating expert witnesses and their testimony. Contrary to the frequent criticism that jurors primarily evaluate expert evidence in terms of its subjective characteristics, the ...


Jailhouse Informants, Robert M. Bloom Apr 2003

Jailhouse Informants, Robert M. Bloom

Boston College Law School Faculty Papers

No abstract provided.


A Three-Dimensional Model For The Use Of Expert Psychiatric And Psychological Evidence In False Confession Defenses Before The Trier Of Fact, Major Joshua E. Kastenberg Jan 2003

A Three-Dimensional Model For The Use Of Expert Psychiatric And Psychological Evidence In False Confession Defenses Before The Trier Of Fact, Major Joshua E. Kastenberg

Seattle University Law Review

Part I of this Article delineates a defendant's right to present voluntariness and credibility evidence against his or her confession. This section analyzes the basic constitutional framework of how a defendant can present this evidence and describes the traditional safeguards against false confessions. This background information provides a context for the overarching issue of expert testimony admissibility. Part II provides a basic understanding of differences between the psychiatric (medical model) and psychological (social model) approach to false confessions. It then examines the types of false confession defenses used by defendants and the interrogation techniques challenged by defendants. Part III ...


The Admissibility Of Expert Testimony In Washington On Post Traumatic Stress Disorder And Related Trauma Syndromes: Avoiding The Battle Of The Experts By Restoring The Use Of Objective Psychological Testimony In The Courtroom, Dr. Brett C. Trowbridge Jan 2003

The Admissibility Of Expert Testimony In Washington On Post Traumatic Stress Disorder And Related Trauma Syndromes: Avoiding The Battle Of The Experts By Restoring The Use Of Objective Psychological Testimony In The Courtroom, Dr. Brett C. Trowbridge

Seattle University Law Review

This Article focuses on three types of syndrome evidence-rape trauma syndrome, child abuse syndromes, and battered person syndrome-all of which seem to be closely related to the diagnosis of post traumatic stress disorder (PTSD). Part II provides background regarding the Frye test, explains how mental disorders are defined in the manual clinicians use, DSM-IV-TR, and outlines PTSD and associated syndromes. Parts III, IV, V, and VI address both legal and psychological concerns regarding specific syndromes and identify what types of testimony Washington law allows in each of these three areas. Part VII discusses the concerns regarding the scientific validity of ...