If the project is a scam, it would be really silly of its team to show their true identities. In most cases, they just find some pics online and use them as the images of their Chief Financial Officers or advisors, as was seen in Empire Card who used a picture of French actress Sabine de Poncins, little known outside of France, as the portrait of their proud imaginary CEO Patricia Harrison. There have even been reports of .
A project can still use real image and be a scam. For example, Miracle Tele, had used real images and ended up scamming investors. True identities are no guarantee for a project not to scam. Some persons don't care about reputation, they really don't have any reputation to protect, theirs is to cash on the project. Check most of the ICO that bountyhives promoted, they collected money and when some manage to get listed, the token prices went dead and threw investors into debt.