. >> afternoon, supervisors, john gressman,ment of -- president of the san francisco rate authority. it's my pleasure to work with the health authority, i've been a board member for about 15 years of the 18 years we've been in existence. i represent the 11 nonprofit community health centers, the largest medicare health provider in the city of san francisco. we are also a federal homeless grantee. through our tenure together we have had unique collaborations and as a health plan board member i will continue that collaboration between the department of public health, the private sector and our nonprofit health firms. thank you. >> what do you see as the biggest challenge facing the health --. >> health care reform has introduced the greatest amount of challenge we have ever had. i was in a briefing this morning about the governor's plans to talk about extension of furthering medical for the undocumented. so making sure that people continue in the health plan, they understand what their rights are, what they can do, and then as i spoke with supervisor tang yesterday the other city-wide