These are warning signs I look for. - politically linked / celebrity types

Eg: https://www.theranos.com/leadership David Boies Boies served as Special Trial Counsel for the United States Department of Justice in its antitrust suit against Microsoft

Henry A. Kissinger

Gary Roughead Gary Roughead is a retired United States Navy admiral who served as the 29th Chief of Naval Operations.

Seems more like a list of country club members who have dinner parties together.