Savannah Thomas (above, left) of Winthrop Harbor as Catherine and Diana Ursea of Antioch as her sister, Claire. Mike Lieberman (below) of Mundelein plays Robert, and Savannah Thomas of Winthrop Harbor plays his daughter, Catherine. “Proof,” an intriguing and award-winning play by David Auburn, will be presented by the College of Lake County Theatre department March 1 to 3 and 7 to 9. The show is directed by Scott Mullins and will be presented in the Studio Theatre of the James Lumber Center of the Performing Arts on Friday and Saturday, March 1 and 2, at 7:30 p.m.; Sunday, March 3 at 2 p.m.; and Thursday through Saturday, March 7 to 9 at 7:30 p.m.Tickets: Regular $10; CLC/Senior/Teen/JLC Subscribers $8. Special ticket offer: Buy one, get one free on March 1 and 7. Prices include $1 JLC facility fee. For information on group discounts for six or more people, call group sales at (847) 543-2431 or e-mail JLCgroupsales@clcillinois.edu.To request sign language interpreting, contact the Box Office two to three weeks in advance at (847) 543-2300. (Photo submitted)