North Shore University Hospital: Chief Resident in Diagnostic Radiology, 1982 -83
Assistant Clinical Professor of Radiology, University of Connecticut School of Medicine, 1991 – 1998
Walker JM, Margouleff D: A Clinical Manual of Nuclear Medicine. Appleton-Century - Crofts; pp. 300; October 1983.
Walker JM, Kanzer BF: Carcinoma of the Cystic Duct Mimicking the Mirizzi Syndrome. Am J Gastroenterology, Dec. 82; Vol. 77: 936-93 8.
Walker JM, Ferguson DD: The Sonographic Appearance of Blood in the Fetal Stomach and its Association with Placental Abruption. J Ultrasound Med. 7:155-161,1988.
Instructor at the Two-Dimensional Echocardiography Course, sponsored by North Shore University Hospital and the American Heart Association- October 31 - November 4, 1983.
Guest Lecturer at the Annual UCONN ENT Department Dinner. CT of the Mastoids, Farmington, CT- May, 1986.
Guest Lecturer at the semi-annual meeting of the Bristol Dental Society. CT of the Temperomandibular Joint. Bristol, CT- March 1987.
Presenter at the New England Conference of Radiologic Technologists. CT and US in the Diagnosis of Acute Appendicitis. Stanford, CT- October, 1992.
Lecturer at the following institutions:
University of Connecticut School of Medicine
North Shore University Hospital
American College of Radiology
Radiological Society of North America
Society of Nuclear Medicine
American Institute of Ultrasound in Medicine
Hartford County Medical Society
Radiology Medical Advisory Panels:
Anthem Blue Cross, 1999- 2002
Cigna, 2000 - 2005