Book excerpt: Linking Neuroscience and Behavior in COVID-19 examines the impact of the virus and pandemic on behavior and mental health. Chapters look at those with pre-existing conditions, including dementia and multiple sclerosis, and how the pandemic has burdened them further. There is also discussion on the mental health consequences the pandemic has had and continues to have on the broad populace, including depression and anxiety, as well as neurological effects of the virus itself. Finally, managing care and treatment of conditions - those preceding, caused by, or emerging for the first time during the pandemic are also detailed. - Discusses the impact of the COVID-19 pandemic and the virus itself on behavior and psychology - Examines comorbidities including Parkinson's disease, neuroinflammation, and autism spectrum disorders - Outlines the management and care for coexisting conditions including brain tumors, multiple sclerosis, and ischemic stroke - Features chapters on the severe damage to the nervous system which may be caused by SARS-CoV-2 infection including myelitis - Contains chapters with key facts, dictionary of terms, summary points, applications to other areas pertinent to each chapter, and policies and procedures