A student receives a hug from a family member outside the Mark Twain Athletic Center Saturday morning after graduating from the College of Arts and Sciences.

A student receives a hug from a family member outside the Mark Twain Athletic Center Saturday morning after graduating from the College of Arts and Sciences.
A student receives a hug from a family member outside the Mark Twain Athletic Center Saturday morning after graduating from the College of Arts and Sciences.
A student receives a hug from a family member outside the Mark Twain Athletic Center Saturday morning after graduating from the College of Arts and Sciences.
Nichols is investigating proteins linked to inflammation in the brain that occurs as part of the neurodegenerative disease.