Who’s Who on the Savannah

Studying the social knowledge of a troop of baboons in Botswana, Penn researchers Dorothy Cheney and Robert Seyfarth gain insights into monkey cognition—and our own.

Who’s Minding the Brain?

As our ability to peek inside the brain—and to alter it—expands, the field of neuroethics is beginning to emerge (with the help of a few Penn Scholars) to study the implication for society and the individual.

The Kindness of Strangers

Diagnosed with an aggressive form of leukemia, alumna Ruthie Spector faced long odds but was saved by an experimental drug treatment that made a bone marrow transplant possible. The donor drive organized in her behalf will save many more lives in the years to come.

The Most Amazing Cell

The greenish glow in the petri dish—a marker for the presence of germ cells—showed that veterinary-school researchers had succeeded in a decade-long quest to get male-mouse stem cells to develop into eggs.