GUEST EDITORIALClinical Watch: New and improved from CSACLarson, Lyle W. PA-C, PhD Author Information The author is a faculty member of the Division of Cardiology, Cardiac Electrophysiology, at the University of Washington, Seattle. He is a member of CSAC, the Clinical and Scientific Affairs Council of the AAPA. Journal of the American Academy of Physician Assistants: January 2007 - Volume 20 - Issue 1 - p 10-13 Buy © 2007 American Academy of Physician Assistants.