As mentioned in my previously blog post, the first thing you need to do when implementing GTD is to perform a mind dump.
A couple of years ago I was promoted to head of the Computer engineering department in my university. Before that, I was a faculty member whose main task was teaching undergraduate classes.
As you climb up the corporate ladder, you are forced to make a lot of unpopular decisions. You have to have the best interest of your workplace in mind, and when this leads to decisions that affect employees — extending contracts, hiring and firing, disciplining wrongdoers, etc — you begin to lose friends.