Arnold Potler, of Baltimore, MD, passed away on Tuesday, December 29, 2020 at the age of 86. He is survived by his beloved wife, Dorothy Potler (nee Greenfeld); children, Mark (Amy) Potler, Aaron Potler, and Lisa (Stuart) Rosenberg; siblings, Buddy (Marsha) Potler and Beverly Barnhard; grandchildren, Sara (Robert) LaHayne, Cassandra (Boris) Korik, Lauren Rosenberg, and Eric Rosenberg; great-grandchildren, Sadelle and Simone LaHayne; and many nephews, nieces, and cousins. He was predeceased by his cherished brother, Howard Potler; and parents, Morris Potler and Selma Potler Barman. Throughout Arnold's life he had a positive impact on so many.

A Virtual Funeral will be held on Thursday, December 31st, 2020 at 12:00 pm. Interment is private. Please omit flowers. Contributions in his memory may be sent to the Smithsonian Science Education Center, Friends of the Smithsonian, Contributing Membership, Contribution Receipt Center, PO Box 98096, Washington, DC 20090-8096 or via ssec.si.edu/donate