Presenter: Dr. Jurgen Claassen (the Netherlands) 

Dr. Jurgen Claassen is a geriatrician and associate professor and research group leader at Radboudumc, Nijmegen, The Netherlands. His research focus is cardiovascular and cerebrovascular physiology in aging and dementia, with a second and overlapping line of research into sleep and dementia. He is internationally recognised for his work on cerebral autoregulation, and published the first human study on sleep deprivation and Alzheimer biomarkers in cerebrospinal fluid. He has published 225 peer reviewed papers and has supervised 20 PhD students.

Presenter: Dr. Clifford Singer (United States) 

Dr. Cliff Singer is a psychiatrist and geriatrician. He is medical director of the Memory and Aging program at Northern Light Acadia Hospital in Bangor, Maine and Research Professor at the University of Maine Institute of Medicine. He has received numerous awards for teaching, research and clinical work with older adults and persons with dementia in both Oregon and Maine and has been selected by peers to “Best Doctors in America” every year since 2004.