IST doctoral student Yukun Chen poses outside Google's headquarters in Mountain View, Calif.

IST doctoral student Yukun Chen poses outside Google's headquarters in Mountain View, Calif.

IST doctoral student Yukun Chen poses outside Google's headquarters in Mountain View, Calif.

Yukun Chen, doctoral student in the College of Information Sciences and Technology at Penn State, outside Google's headquarters in Mountain View, California.

Image: Yukun Chen
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