Toxicology Expert Witness FAQ | Forense LLC — Rudolph Johnson, PhD

Question 1

What types of cases does Dr. Johnson take on?

Accepted Answer

Dr. Johnson is retained in matters involving toxic chemical exposure, environmental contamination (PFAS, heavy metals, VOCs, pesticides), military and occupational exposure claims (including PACT Act and burn pit litigation), forensic toxicology and laboratory standards disputes, and pharmaceutical/clinical toxicology. If you're unsure whether your matter fits, send a brief case summary — initial review is confidential and there's no cost to find out.

Question 2

Does Dr. Johnson work for plaintiffs, defense, or both?

Accepted Answer

Both. Dr. Johnson accepts engagements from plaintiff and defense counsel. Every opinion is independent and based solely on the evidence and applicable science — the retaining side does not change the methodology or the conclusion.

Question 3

Does Dr. Johnson take cases outside his home state?

Accepted Answer

Yes. Dr. Johnson is available to travel outside his home state for case review, depositions, and trial testimony nationwide.

Question 4

What is the fee structure for an engagement?

Accepted Answer

A detailed fee schedule is available on request. Email rudolph@chemwitness.com to receive the full schedule. Payment is accepted by direct deposit, check, or credit card (credit card payments include a 3% processing fee).

Question 5

How quickly will I hear back after reaching out?

Accepted Answer

Question 6

How are conflicts of interest handled?

Accepted Answer

Every inquiry goes through a conflict-of-interest review before any case materials are discussed in detail. This initial review is confidential and does not constitute an engagement.

Question 7

Can I request a CV or writing sample before retaining Dr. Johnson?

Accepted Answer

Yes. The Curriculum Vitae and full Publication List are available for download on the homepage. Contact rudolph@chemwitness.com for additional information.

Question 8

What should I include in my first message?

Accepted Answer

Frequently Asked Questions — Forense LLC Toxicology Expert Witness

Frequently Asked Questions