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Late - breaking readout roundtable 8 Stephen Salloway , MDa Professor of Psychiatry and Human Behavior and Professor of Neurology , Warren Alpert Medical School , Brown University , Providence , RI , USA ; Chief of Neurology and Director , Memory and Aging Program , Butler Hospital , Providence , RI , USA Oskar Hansson MD , PhDa Professor of Neurology , Department of Clinical Sciences , Malmö , Lund University Senior Consultant of Neurology , Memory Clinic , Skåne University Hospital Lund , Sweden Jeffrey Cummings MD , ScD Research Professor , Department of Brain Health UNLV Director , Chambers - Grundy Center for Transformative Neuroscience at UNLV Joy Chambers - Grundy Professor of Brain Science ( an endowed professorship ) Las Vegas , Nevada , USA Gil Rabinovici MD Edward Fein and Pearl Landrith Endowed Professor in Memory and Aging ( UCSF ) Professor , Neurology UCSF Weill Institute for Neurosciences San Francisco , California , USA Moderator and author Speaker and author Discussant Discussant a Stephen Salloway and Oskar Hansson are also authors on this presentation : Dose- and time- dependent changes in plasma p - tau 181 in patients treated with aducanumab in the ENGAGE and EMERGE trials 1