“Every day I have that test. Everything I do,” President Biden said in his ABC News interview. “Not only am I campaigning, but I’m running the world.” By Zolan Kanno-Youngs President Biden said in an ...

In his first televised interview since his widely criticized debate performance last week, President Joe Biden would not commit to taking a cognitive or neurological test and releasing the results.

President Biden did not calm his critics on Friday night following his interview with ABC News, fueling more calls for him to withdraw from the 2024 race and sparking fierce condemnation for refusing ...

EXCLUSIVE: Texas Republican Rep. Ronny Jackson, the former White House physician for Donald Trump, called on Democrats to follow through with their prior demands regarding a president’s cognitive ...

Former U.S. Ambassador to the United Nations Nikki Haley suggested in an interview on Thursday that leaders in the government who are of an advanced age should undergo a “cognitive test.” The ...

A behind-the-scenes blog about research methods at Pew Research Center. For our latest findings, visit pewresearch.org. Pew Research Center sometimes employs cognitive interviewing to help improve ...

Journal of Strategic Security, Vol. 6, No. 3 (Fall 2013), pp. 100-119 (22 pages) National security professionals have few scientifically valid methods for detecting deception in people who deny being ...