Morrie Markoff, Listed as Oldest Man in the U.S., Dies at 110A rare supercentenarian, he remained remarkably lucid after 11 decades, even maintaining a blog. His brain has been donated for research on what's known as super-aging.
Source: Morrie Markoff, Listed as Oldest Man in the U.S., Dies at 110 (https://www.nytimes.com/2024/06/11/us/morrie-markoff-dead.html)