Kathleen Sebelius, secretary of the U.S. Department of Health and Human Services, will deliver the keynote address at the University of babyÖ±²¥app Boulder’s annual Conference on World Affairs to be held April 7-11. Sebelius’ address, “The Globalization of Health,†will be presented on Monday, April 7, at 11:30 a.m. in Macky Auditorium. All of the conference’s 200 panel discussions, performances and plenaries are free and open to the public.