Forgetting the Presidents (IMAGE) Washington University in St. Louis Caption US President Harry S. Truman will be forgotten by three-fourths of American college students by 2040, according to a new study by psychology researchers at Washington University in St. Louis. Credit WUSTL Graphic / Sharon Derry Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.