I want to thank Carole Gresenz, Will Manning, Juergen Unutzer, Vivian Ho,Ingo Vogelsang, and William Goldman for comments on an earlier draft and United Behavioral Health for providing the data. Joanie Chung, Jin Son, and Winnie Zhang provided research and programming assistance. This research was supported by the Robert Wood Johnson Foundation and by NIMH grants MH54147
and MH54623.