I was once told that those who succeed in business are known for being extremely good at one or maybe two things. So I would add to this excellent article on women in leadership: decide to be the Queen Bee, not the worker bee. You cannot be both. Then edit down your to-do list.
To be effective as leaders, women must embrace their unique capabilities and strengths, as well as be willing to draw on the tools and resources that any leader needs from time to time.