Gretchen Corbin, commissioner of the Technical College System of Georgia, will deliver the commencement address for Ogeechee Technical College's graduation, 7 p.m. Thursday at Georgia Southern University's Hanner Fieldhouse. "Commencement is a time of excitement and celebration, and we are so happy to have Commissioner Corbin with us as we honor our students and this milestone in their lives," said OTC President Lori Durden. Some 1,100 students are eligible to graduate, but fewer are expected to attend, according to OTC Vice President for Student Affairs Dr. Ryan Foley.