Linda J Trettin Author

Pearl B. Werfel, PhD, is a clinical psychologist inprivate practice, who specializes in wellness andchronic illness and pain. She has been inductedinto the National MS Society Hall of Fame forHealthcare Professionals and is a member of theClinical Advisory Committee of the NorthernCalifornia Chapter of the Society. Dr. Werfelteaches courses at CSPP/Alliant on how to workwith clients with chronic illness and she developedan online program for pain and stressmanagement for those living with MS.Ron E. Franco Duran, PhD, is presently AssociateProfessor and Associate Provost for Research andScholarship at Alliant International University.His research interests are in how identityinfluences health behaviors, the effectiveness ofgroup-based interventions for persons living withchronic illness, and how health care organizationsadopt and evaluate evidence-informed behavioralinterventions.Linda J. Trettin, PhD, is a clinical neuropsychologistwith Mercy General Hospital Dignity Healthand the MS Achievement Center. She receivedcertification as a Multiple Sclerosis CertifiedSpecialist with the Consortium of MultipleSclerosis Centers. She also leads National MSSociety - sponsored behavioral health programs.Dr. Trettin's research interests focus on the neuropsychiatricand cognitive difficulties faced byindividuals living with chronic medical andpsychiatric conditions.