Professional Experience and Education
1977-1981 University of Nairobi, Kenya, Bachelor of Dental Surgery
1984-1987 University of Oklahoma Health Sciences Center, MS & Certificate of Specialization in Orthodontics
1987-1994 University of California San Francisco, Ph.D. in Oral Biology
1993-1999 Assistant Professor, Department of Growth and Development, UCSF
1999-2004 Associate Professor, Department of Growth and Development, UCSF
2000-2004 Eugene E. West Endowed Chair, Division of Orthodontics of Orthodontics, UCSF
004-2016 Robert W. Browne Endowed Professor of Orthodontics and Chair, Department of Orthodontics and Pediatric Dentistry, University of Michigan
2016-Present Professor and Eugene. E. West Endowed Chair of Orthodontics, UCSF
2017-2019 CEO and Chief Dental Officer, UCSF Dental Center, UCSF School of Dentistry

Honors and Awards
1984-1987 Fulbright Hayes Scholarship
1987-1992 Dean's Fellowship, School of Dentistry, UCSF
1989-1990 Regents Fellowship, UCSF
1993 Hatton Award Winner, American Association for Dental Research
1995 Milo Hellman Research Award, AAO
1999 B.F. Dewel Honorary Research Award, AAO Foundation
2007 Outstanding Alumnus Award, Department of Orthodontics University of Oklahoma College of Dentistry
2012 16th Annual Robert E. Moyers Memorial Lecture, Ann Arbor, MI.
2013 Salzmann Lecture, Annual Session of the AAO, Philadelphia, Penn
2013 Fellow of the International College of Dentists
2015 150th Anniversary Alumni Excellence Award Recipient, UCSF
2018-2019 Burstone Fellow in Biomechanics, AAO Foundation

Research Interests
- Hormonal Pathobiology of TMJ Degeneration
- Biomodulation of Tooth Movement and Root Resorption in Orthodontic Therapy
- Cone Beam Computed Tomography and 3D Imaging.