Dr. Cook has been a passionate advocate for medical imaging informatics since her residency days and is now the fellowship director for the Penn Radiology Informatics Fellowship. In a prime example of medical imaging informatics at work, Dr. Cook is the principal developer of RADIANCE, a free, open-source dose monitoring software for CT, which was released worldwide in 2010. She is a frequent speaker at imaging informatics events and most recently, she helped develop the National Imaging Informatics Curriculum and Course to introduce senior radiology residents to the fundamentals of imaging informatics, with emphasis on practical concepts and knowledge.