If two people experience the same traumatic situation, like an armed bank robbery, for example, they will both likely have an acute fear response: increased heart rate, chills, hot flashes, nausea, abdominal stress, shortness of breath, chest discomfort, sweating and light headedness.

Psychiatrist and fear researcher Kerry Ressler, M.D., Ph.D., will deliver the next Flexner Discovery Lecture on Thursday, Sept. 27.

R. Alto Charo, J.D., a nationally known bioethicist at the University of Wisconsin Law School in Madison, will deliver the first Flexner Discovery Lecture on Thursday, Sept. 20.