This image of Trump and Biden was taken during the 2020 presidential debate in Nashville, Tenn.Pavlo Conchar/SOPA Images/LightRocket via Getty Images Leo Gugerty, Clemson University Some Americans are questioning whether elderly people like Joe Biden and Donald Trump are cognitively competent to be president amid reports of the candidates mixing up names while speaking and having trouble recalling details of past personal events. I believe these reports are clearly concerning. However, it’s problematic to evaluate the candidates’ cognition based only on the critiques that have gained traction …
