“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.

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 ...

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 ...

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 ...