Calendar

String Techniques Workshop. 3-5 p.m., Fulton Hall, 5845 S. Ellis Ave., 773-702-8484, free. The Spektral Quartet leads a workshop for string players.

Gentle Yoga. 4-5 p.m., Rockefeller Memorial Chapel, 5850 S. Woodlawn Ave., 773-702-2100, free.

Discussion. “Shadow of Roe: Feminist Debates on Sex and Genetic-Selective Abortion.” 4:30-5:30 p.m., Social Science Research, Room 122, 1126 E. 59th St. Moderated by U. of C. law and ethics professor Martha Nussbaum.

Film Screening. “Buddhas of Mes Aynak.” 4:30-7 p.m., Swift Hall, Room 106, 1025 E. 58th St., 773-702-8637.

Lecture. “Bronzescapes: The place of Bronze in the Making of the Medieval Public Sphere. 4:30-6 p.m., Cochrane-Woods Art Center, 5540 S. Greenwood Ave., 773-702-0278. The Bard Graduate Center’s Ittai Weinryb presents.

Lecture. “The Buddhas of Mes Aynak.” 4:30 p.m., Swift Hall, Room 106, 1025 E. 58th St., 773-702-8637. Bernt Huffman, of the Medill School of Journalism, presents. Those needing assistance should call in advance.

Lecture. “The Legacy of Prophecy in Early Judaism.” 4:30, Swift Hall, 1025 E. 58th St., 773-702-8200. Alex Jassen, of the University of Minnesota, presents.

Cinema/Counter Media: Our Bodies Your Selves. 5 p.m., Cobb Lecture Hall, Room 307, 5811 S. Ellis Ave., 773-702-8596. Four recent works that perform gender and resistance, curated by film and video maker Jason Livingston.

Not Just Another Pretty Face Salon. 6-8 p.m., Hyde Park Art Center, 5020 S. Cornell Ave., 773-324-5520, hydeparkart.org. A presentation for those wanting to learn more about becoming a patron of the arts. R.S.V.P. by e-mailing Alex Myagkova, amyagkova@hydeparkart.org, or calling her at 773-324-5520, ext. 1016.

Panel Discussion. “Critical Mass: How the Higgs Boson Discovery Swept the World.” 6-8 p.m., Logan Center, Performance Hall 074, 915 E. 60th St., free. R.S.V.P. requested.

Tot Lot. 9 a.m.-noon, Hyde Park Neighborhood Club, 5480 S. Kenwood Ave., info@babyphd.com, classes are $9 drop-in, $45 for a 10-session pass or $65 for a monthly pass. This class is intended for children 0-4 and their caregivers or parents to get together on a regular basis to learn, play and benefit from one another’s company.

Musical Performance. 7:30 p.m., Logan Center, Performance Hall 074, 915 E. 60th St., 773-702-8068, $35 general admission, $5 students. Kristian Bezuidenhout performs Bach and more on the harpsichord.

Musical Performance. 8-9:30 p.m., Harper Memorial Library, Cathey Learning Center, 1116 E. 59th Street, 773-702-8484, $10 donation requested for general admission, free for students. The University of Chicago Motet Choir performs Spanish and Latin American music.

The WHPK Jazz Format Team’s Third Annual Black History Month Celebration. “Our Gift to the World.” 8-11 p.m., International House, Assembly Hall, 1414 E. 59th St., 773-753-2274, $25 VIP tickets, $10 general admission, $8 students with ID. Buy tickets at the door or at by visiting whpk.org or e-mailing info@whpkjazz.org.