Medical Malpractice Attorneys and Lawyers - My son is a medical doctor, lawyer and MBA. He loves writing. What is the best career path with all these?

My son is a medical doctor, lawyer and MBA. He loves writing. What is the best career path with all these?

Well, I choose to become a lawyer. All the while writing stories and novels. He could probably do a combination of the three? If he would like.
There is a HUGE need for people with a firm understanding of medicine to go into business consulting for healthcare. He could use his writing skills to create marketing pieces, press releases, proposals, "ghost write" articles, freelance writing, etc.
Medical Malpractice attorney.
He'd better make up his mind. it looks like he's a professional student.