School of Nursing Assistant Professor Xiaopeng Ji (right) and Fatou Marong, who is earning her master’s in health promotion, ...

Dirks didn’t use Zzz exclusively in his portrayals of snoring, but he often relied on variations of it. Other comics, such as The Fineheimer Twins, Krazy Kat, and the humor section of Boy’s ...

How did we come to associate sleeping and snoring with the letter ‘Z’? The origins trace back farther than you might think but are tied to early 20th-century American comic strips.