[oreally]

> He is constantly changing directions without consulting the rest of us, and is very opaque and autocratic about the whole thing. Many of the team members have left or developed serious mental health issues because of him.

Have you talked to him, voiced your concerns? What was his response?

Going to the investors could be a toss-up, especially if you haven't interacted with them beforehand. It may well be that the investor doesn't the capability to do anything or make any good judgement on the situation, or they don't care about attrition rates. Cruel but that's the way the world works, that's why investors don't really care about layoffs.

In any case, if you're going through with this, you should draw a line in the sand, know what you want, deliver an ultimatum to your CEO and follow through on them if he doesn't comply. Either you get fired, or he gives in. That's all there is to it.