Angel by Jason Calacanis

On one level, this is one of Silicon Valley’s most successful angel investors sharing his fundamental rules of the game. He talks value creation and the people that create that value.

But on another level, this becomes an incredibly useful guide about the business of angel investing, even for those who have zero interest in doing that type of investing first hand.

If you're working in a startup, rapidly growing pre-IPO or recentish post-IPO company, the fact of the matter is that the more senior you are, the more you need to know all of this. And even if, theoretically, you could get away with not knowing it — knowing it will give you a massive advantage in nearly any role.