Jack DorseyIf you haven't heard yet, Webster University is honoring Twitter co-founder (and St. Louis native) Jack Dorsey this month as its "Success to Significance 2009 Person of the Year." Dorsey -- now of San Francisco and New York -- will be in town September 18 to accept the award and hold a "Tweet Up" to discuss the technology he created. In announcing Dorsey's award and visit, Webster's dean of the School of Business and Technology, Dr. Benjamin Akande, stated: Steve