Presentation by Dr. Jonathan Lischalk, MD, Medical Director of the NYU NYCyberKnife at the Perlmutter Cancer Center in Manhattan and Director of Research for the NYU-LI Department of Radiology Oncology. Sponsored by The Bart Bookman Community Education Program of the Hudson Valley Region of the Federation of Jewish Men's Clubs (FJMC). To register for this virtual Zoom Presentation, send your Name, E-mail Address and Phone Number to Hal K. Marcus: Hmarc57@yahoo.com, or call (914) 443-7202. This presentation is free and open to the entire community. A flyer may be found at www.hvrfjmc.org.