Ravens' John Urschel shares his love of math with Franklin High students
The Baltimore Sun

Kirstie Alley

Famous for: playing Rebecca Howe on "Cheers" and, later, being a prominent Scientologist. Her character: The half-Vulcan, half-Romulan star fleet cadet Saavik in "Star Trek II: The Wrath of Khan." She was mentored by Spock and served as navigator for Adm. Kirk. She also helped Spock through the agonies of the pon farr.Genaro Molina / Los Angeles Times