This article in Inc gives some tips on being a great boss. Read teh article for the full details, but in summary, here are the points:

• Develop every employee.
• Deal with problems immediately.
• Rescue your worst employee.
• Serve others, not yourself.
• Always remember where you came from.

“Don’t worry about reaching performance goals. Spend the bulk of your time developing the skills of your employees and achieving goals will be a natural outcome.”