Facial Expressions Can Indicate Frustration (image) North Carolina State University Share Print E-Mail Caption Researchers automatically tracked facial expressions related to anxiety, confusion, engagement, and frustration. This expression is correlated with frustration. Credit Joseph Grafsgaard, North Carolina State University Usage Restrictions Photo credit must be given. Share Print E-Mail 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.