Expert witness was challenged on the type of tests used to assess neuropsychological deficits after plaintiffs were exposed to lead paint.
Articles Posted in Expert Witness Testimony
Forensic Engineers’ Expert Testimony on Alleged Hair Dryer Failure Allowed.
Two forensic engineers were hired to offer their opinions on the alleged failure of a hair dryer. Both motions to exclude their testimony were denied.
Slip, Trip & Fall Expert Witness Testimony Affirmed By Ninth Circuit
Appeals court affirms opinion of the district court excluding the expert opinion hired by plaintiffs. Continue reading
Maritime Expert Witness Testimony Partially Allowed
Maritime expert witness testimony opining on causation of a dam allision was challenged by the United States of America. The court denied and allowed parts of the testimony
Sixth Circuit Affirms Gang Expert Witness Testimony
Defendants’ appealed RICO convictions on numerous grounds, one of which was a challenge to the district court’s decision to allow expert witness testimony of gang expert witnesses. The appeals court confirmed the opinion of the district court.
Daubert Shorts – Recent Opinions on Motions to Exclude Expert Witness Testimony
- SEC v. Revelation Capital Mgmt., Ltd – United States District Court – Southern District of New York – July 8th, 2016 – This case involves a short sale of securities. The plaintiff (SEC) claims that the defendant (Revelation) violated Rule 105 of Regulation M which prohibits a person from purchasing securities after making a short sale prior to the pricing of the securities in a firm commitment offering. Both parties hired securities expert witnesses (Guy Erb for SEC and Dennis Dumas for Revelation) to assist in proving their case and both filed motions to exclude the testimony of these witnesses. Revelation argued that Erb was not qualified, his testimony was not reliable, and his testimony was unfairly prejudicial. The SEC argued that Dumas’s testimony was not relevant. The court denied Revelation’s motion and granted SEC’s motion.
- Epic Sys. Corp. v. Attachmate Corp – United States District Court – Western District of Wisconsin – July 8th, 2016 – This case involves the unauthorized use of software. The plaintiff (Epic) filed suit against defendant (Attachment) for aiding in unauthorized use of certain parts of their software. Attachment has filed a motion to exclude the testimony of Richard Bero (business valuation expert witness), stating that Bero’s testimony is irrelevant, not grounded in credible evidence, and come to impermissible legal conclusions. The court opined that Bero’s expert testimony is admissible.
- Jamison et al v. Depositors Insurance Company – United States District Court – District of Nebraska – July 5th, 2016 – This is an insurance coverage dispute. The plaintiffs (Jamisons) are seeking declaratory relief to determine their rights under an insurance policy issued by the defendant (Depositors). Depositors has filed a motion to exclude the expert witness testimony of Steve Hudson (industrial hygienist & mold expert witness) arguing that the testimony is not relevant or reliable. First, they claim that Hudson’s opinion that he cannot know when mold growth began would not assist the trier of fact. Second, they state that Hudson did not disclose reliable principles or methods to back up his opinions. The judge disagreed, stating that Depositors misunderstood Hudson’s opinions regarding the mold growth and that he can rely on personal experience and a review of the literature to form his opinions. Thus, the court denied Depositor’s motion to exclude Hudson’s testimony.
Expert Witnesses Allowed in Liver Cancer Medical Malpractice Action
The defendant’s challenge of two expert witnesses were denied. Judge finds testimony of witnesses are qualified, relevant, and reliable.
Wisconsin Appeals Court Reverses Exclusion of Experts’ Testimony in Medical Malpractice Action
Circuit court excluded witness testimony of four experts related to injuries caused to a baby during birth. Court of Appeals reversed the opinion and remanded for further proceedings.
Georgia Supreme Court Reverses Lower Court’s Opinion Admitting Pathology Expert Witness Testimony
Court reverses lower court opinion (affirmed by the Court of Appeals) allowing the causation expert witness testimony of Dr. Jerrold Abraham. Spaca argued that expert’s cumulative exposure theory dis not fit the legal standard of causation. The Supreme Court agreed.
Pathologist Expert Witness Testimony Partially Allowed
Plaintiff hired pathology expert witness to opine on pain and suffering in a products liability case. Defendant filed a motion to exclude the testimony. The court granted in the motion in part and denied the motion in part.