Comprehensive services for litigators and expert witnesses.

Thomson Reuters Expert Witness Services (TREWS) helps litigators find the right expert witnesses for their cases, and offers unsurpassed resources for thoroughly researching expert witnesses' backgrounds. For expert witnesses, we are committed to helping you grow your expert witness practice by placing you with rewarding engagements and offering the best in professional development solutions.

FOR LITIGATORS

Learn how we can help you find the right expert witness – or thoroughly research an expert's qualifications and experience.

FIND THE RIGHT EXPERT NOW »

GET INTELLIGENCE ABOUT EXPERTS & YOUR CASE »

FOR EXPERTS

Learn how we can help you grow professionally, supplement your income, and play an important role in major court decisions.

BECOME A BETTER EXPERT WITNESS »

JOIN OUR EXPERT WITNESS NETWORK »

"I found [Thomson Reuters Expert Witness Services] outstanding. The candidates...were all highly-qualified."

– Darin McAtee, Cravath, Swaine & Moore

"I would recommend [Thomson Reuters Expert Witness Services] to all serious patent trial attorneys."

– James M. Smith, Squire, Sanders & Dempsey