Dr. Gu and Dr. Filbey (image) Center for BrainHealth Share Print E-Mail Caption At the Center for BrainHealth, Dr. Xiaosi Gu and Dr. Francesca Filbey are taking a new approach to addiction research with a focus on quantifying craving in the brain. Credit Ashton Miller Usage Restrictions Please use the photo credit and caption. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.