Meet our Staff for About Us

ABR Staff

Executive Staff

Executive Director: Brent Wagner, MD, MBA, Tucson, Arizona
Associate Executive Director, Diagnostic Radiology: N. Reed Dunnick, MD, Ann Arbor, Michigan
Associate Executive Director, Interventional Radiology: James B. Spies, MD, MPH, Washington, DC
Associate Executive Director, Medical Physics: Geoffrey S. Ibbott, PhD, Jericho, Vermont
Associate Executive Director, Radiation Oncology: Paul E. Wallner, DO, Moorestown, New Jersey


Director: David Laszakovits, MBA
Manager: Rodney Campbell

Editorial Services

Lead Content Editor: Jenneen Lowry

Exam Services

Director: Anthony Gerdeman, PhD
Associate Director: Lydia Malis

Financial Services

Finance Director: Kelly Crandall

Human Resources and Administration

Managing Director: Karyn Howard
Human Resources Manager: Brooke Smith
Associate Director of Administrative Support Services: Tina Henson

Certification Services Department

Associate Director of CSD: Kristin Gudenkauf

Information Technology/Information Services

Director: Scott Segal
Database Operations Manager: Rene Stone
Quality Assurance Manager: Jerry Schneider
Software Development Manager: Westin Smith
System Operations Manager: Mike Facemire