Round table. The University of Arizona Medieval, Renaissance and Reformation Committee round-table discussion on primary sources will be an opportunity to discuss how primary sources are identified, analyzed and interpreted in various disciplines. 2 p.m. Student Union Memorial Center, Sabino Room
Seminar. The Biochemistry and Molecular Biophysics Seminar presents a talk by David Gang titled “”Biosynthesis of Medicinal Compounds in Sweet Basil.”” 4 p.m. BioSciences West building, Room 208
Colloquium. The Program in Applied Mathematics Colloquium presents Stephen Morris, who will present “”Order and Disorder in Columnar Joints.”” 4 p.m. Math building, Room 501
Lecture. The College of Architecture and Landscape Architecture Lecture Series presents Ann Moss and Jerry Shapins, who will present “”The Bernie and Irma Friedman Lecture.”” 4:30 p.m. Aerospace and Mechanical Engineering building, Room 202
Entertainment
Drama. The Arizona Repertory Theatre presents “”How to Succeed in Business Without Really Trying.”” Winner of the 1962 Pulitzer Prize, a young window washer climbs the corporate ladder of success. Fine Arts Box Office 621-1162, Marroney Theatre
“”Halo”” tournament. Think you got game? Test your “”Halo”” skills by entering the “”Halo”” tournament. 6 p.m. $3. SUMC, Wilbur’s Underground, Games Room
Farmers’ Market. Sponsored by Campus Health Service, the Farmers’ Market will provide fresh vegetables, fruits, cheeses, meats, teas and honey along with other products. Come check out the educational tables, cooking demonstrations and cultural entertainment on the Main Stage. 9 a.m. UA Mall
Comedy Corner. Live improv every Friday – for free! Come check out the nation’s oldest college sketch comedy troupe. Noon. SUMC, Wilbur’s Underground, Cellar
Clothes and textbook drive. Sponsored by Arizona Model United Nations, collected clothes and textbook items will be donated to charities. 9 a.m. to 3 p.m. UA Mall
Film. “”An Inconvenient Truth”” is a documentary on Al Gore’s campaign to make the issue of global warming a recognized problem worldwide. If the vast majority of the world’s scientists are right, we have just 10 years to avert a major catastrophe that could send our entire planet into extreme weather. 7 p.m. and 10 p.m. $3. SUMC, Gallagher Theater