Who is Kristen (Kik) Richard Armstrong from It's Not About the Bike and what is their importance?

Kristen (Kik) Richard is a public relations representative in Austin, Texas when she first meets Lance Armstrong. She represents a high profile client who is helping sponsor the Ride for the Roses charity bike ride. After Kik gets into an argument over the phone with a staff member of Lance's foundation, Lance calls her and they argue. But Kik suggests they try and work things out over a beer. After they meet, they work out the issues and she begins to attend the foundation meetings at Lance's house.