The company is really lacking a one-team initiative. It's almost as if team leaders prefer trampling over each other to collaboration. A lot of knowledge is lost or not applied because management motivates by fear. This works to intimidate people into not speaking up or to simply leave all together.
Layoff after layoff instill the words of encouragement that you're probably next. At least HR takes these layoffs seriously, bouncing from office to office laughing and joking as people's livelihoods are completely altered.