John Harris Trestrail, III

John Harris Trestrail, III, RPh, FAACT, DABAT is a practicing Toxicologist in Grand Rapids, Michigan. He also serves as a Visiting Professor at the FBI national Academy in Quantico, Virginia.

John Harris Trestrail, III, RPh, FAACT, DABAT is a practicing Toxicologist in Grand Rapids, Michigan. He also serves as a Visiting Professor at the FBI national Academy in Quantico, Virginia. See less