Dr. R. Caig Jerner, Ph.D., P.E.
— J.E.I. Metallurgical, Inc.

 Dr. R. Craig Jerner, a metallurgical professional engineer serves as a metal expert and metallurgist, metallurgical expert witness, metallurgical engineer, and consultant.  As a metallurgist, engineer, expert witness, experienced failure analyst, and accident investigator, Dr. Jerner is uniquely qualified to perform industrial failure analysis, consumer metal product failure analysis, metallurgical failure analysis and to assist as a metallurgical expert witness, metal consultant or metallurgical engineer in product liability litigation, accident investigation and root cause determination.

Dr. Jerner's reputation for excellence is based upon over 44 years of successful professional activities   as a university professor of metallurgical engineering, assistant dean, research metallurgist, accident investigator, metal consulting engineer and  metallurgical expert witness in over 1,400 industrial accident investigations and failure analyses.

Dr. Jerner has testified as a metallurgist, professional metallurgical engineer, metallurgical engineering expert witness and metallurgical consultant in more than 275 depositions, and over 75 Federal and State court appearances for plaintiffs and defendants.  His philosophy is to investigate all metallurgical and accident evidence in order to develop the most probable failure scenario consistent with available physical evidence, data and test results.