Some considerations when hiring (employees or consultants). These articles may appear to be self serving, of course they are! That doesn't make them incorrect, and they may still be of value to you regardless of who you hire. It is important to understand what you are getting for your money, regardless of whether you are hiring a janitor or a CEO:

In the past I have occasionally given presentations and written computer related articles. While these are fairly old, some of the information remains relevant today.