Toxicity Expert Witnesses

San Francisco, California

Pharmacist, Pharmacology- Clinical - medication safety, pharmacology, pharmacokinetics, dispensing, toxicity, anticoagulation, emergency medicine, drug patent, drug labeling, drug administration, clinical pharmacy, pharmacy operations, opioids, adverse drug events, critical care, intensive care unit, resuscitation, clinical trials, pharmacist expert, pharmacy malpractice

I am a full-time board-certified Emergency Medicine Pharmacist at the University of California, San Francisco (UCSF), where I also serve as Volunteer Clinical Professor in the UCSF School of Pharmacy and Dept. of Emergency Medicine. I provide bedside clinical care and didactic and experiential teaching to pharmacy and medical trainees. With over 30 peer-reviewed publications in leading journals such as JAMA Internal Medicine, Stroke, and Annals of Emergency Medicine, I bring expertise in medication safety and efficacy. I am also an author or editor of several medical textbooks and chapters and a frequent national lecturer, having delivered more than 50 presentations. As an expert witness, I have provided reviews, opinions, depositions, and testimony in over 40 state and federal cases. My current case mix is approximately 50% plaintiff / 50% defense.

Chicago, Illinois

Gynecological Oncology, Gynecology - Gynecologic Oncology, cancer prevention, causation analysis, integrative medicine, adverse outcomes, quality improvement, peer review, standard of care, practice guideline, abnormal pap, ovarian cancer, uterine cancer, chemotherapy, cesarean hysterectomy, cervical cancer, HPV, medical education, toxicity

Double Board-Certified Gynecologic Oncologist and Obstetrician-Gynecologist | Expert in Complex Surgical Management, Oncology, and Women's Health I am double board-certified in Obstetrics and Gynecology as well as Gynecologic Oncology. Fellowship-trained at the prestigious Women & Infants Hospital of Brown University’s Alpert Medical School, my expertise spans both breast and gynecologic oncology. I have extensive experience in the prevention, diagnosis, treatment, and survivorship of gynecologic cancers, and am highly specialized in the surgical management of placenta accreta spectrum disorder and other high-risk obstetric emergencies requiring surgical intervention. As a Gynecologic Oncologist — among the most elite surgical specialists in women’s health — I have frequently provided intraoperative rescue and complex surgical backup for gynecologic, general, colorectal, and urologic surgeons. Over two decades in academic medicine, I have chaired and served on multiple Quality Imp...

Aston, Pennsylvania

Toxicology, Pharmacology- Clinical - opioids, carbon monoxide, marijuana, cannabis, impairment, DUI, drugs, medication errors, overdose, postmortem, toxicity, medications, drug testing, adverse event, dietary supplement, kratom, fentanyl, oxycodone, lithium, mold

Board-certified toxicologist. Fellow of the American Academy of Clinical Toxicology. Affiliate Fellow of the American College of Medical Toxicology. Registered pharmacist. Over 30 years of experience in the field of clinical toxicology. Two decades as a clinical toxicologist and managing director at the Poison Control Center at The Children’s Hospital of Philadelphia (CHOP), consulting on toxicology cases from 21 counties in Pennsylvania and Delaware. Expert witness experience has involved cases related to alcohol, drugs of abuse (ie, opioids, marijuana, synthetic cannabinoids, cocaine), carbon monoxide, medication errors, and postmortem toxicology. Extensive teaching experience including as faculty at the University of Pennsylvania School of Veterinary Medicine. *Please note that I am only able to work on cases with licensed attorneys.

Horseshoe Bay, Texas

Chemical Engineering - Process Safety, Chemical Process Safety, Governance, Outsource Manufacturing, Leadership, Fires, Explosions, Management System, Chemical Exposure, Acid Exposure, Safe Work Practices, Permits, Toxic Chemical Release, Chemistry, Chemicals, Reactive Chemicals, Reactivity, Toxicity, Mechanical Integrity, Safeguards

• I am a recognized thought leader in process safety — co-author of two CCPS publications that define the standard of care in process safety litigation and governance: Process Safety: Leadership from the Boardroom to the Front Line (Wiley/CCPS, 2019) and Guidelines for Process Safety in Outsourced Manufacturing, 2nd Edition (CCPS, 2026). When opposing counsel challenges the standard of care, my opinions carry the weight of the CCPS frameworks I helped author. • My standard-of-care authority is grounded in 44 years of hands-on experience — 21 of them in direct operational roles including Plant Manager, Production Leader, and Site Director — running the chemical facilities where process safety is won or lost at the front line. That operational foundation distinguishes my analysis from purely academic or staff-function experts. • At Dow Chemical (Fortune 50), across two positions I led the corporate initiative that achieved a cumulative 90% reduction in Tier 1 incidents over ten year...