Ertekin3

Ertekin3

Turgay Ertekin, professor of petroleum and natural gas engineering, left, takes a photo with S.M. Farouq Ali during Ertekin's retirement celebration.

Turgay Ertekin, professor of petroleum and natural gas engineering, left, takes a photo with S.M. Farouq Ali during Ertekin's retirement celebration. Ertekin, who is retiring after 40 years at Penn State, credits Farouq Ali with giving him the guidance he needed to excel in his career.

IMAGE: Penn State
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