Geri R. Hall, PhD

Mr A was diagnosed with Parkinson's disease in 1996, and more than 20 years later, began to experience severe personality and behavioral changes, including depression and hypersexuality. Read this...

When Mr A, a 68-year-old man, presents to Banner Alzheimer's Institute, his wife says his short-term memory has been declining for 3 years. Mr A is irritable and states...