Description: Summary of testimony by an AAA Board member before a congressional subcommittee, as an expert on risk assessment and adjustment, especially in relation to Medicare risk contracting and HMO payments. She recommended: mitigating the geographical region values, credibility weights for payments to health plans, carving out high cost claim segments, reengineering the ACR methodology, shifting AAPCC methodology from fee-for-service toward competitive bidding, and further projects to improve risk methods.