I have general information about them.  They focus on the Fortune 100, they're aggressive, they have a lot of money, credibility and visibility in the marketplace.  They offer events for people like myself to attend, but they're always selling their services.  Therefore, they fatigue people.

HR professionals are generally not successful consultants.  They tend to see coaching or leadership development through behavioral tools.  They also don't understand the nature of business well.  Therefore, they don't have credibility with business leaders.