Calendar

Lecture. “Memories of the (Ongoing) Revolution: Butch Careers and Femme Follies. 4:30-6 p.m., Social Research, Room 122, 1126 E. 59th St., 773-702-9936. Esther Newton, author of “Mother Camp: Female Impersonators in America,” and Holly Hughes, a performance artist, present. WHOW HO

Author Talk. “Worse than the Devil: Anarchists, Clarence Darrow, and Justice in a Time of Terror.” 6-7 p.m., Seminary Co-op Bookstore, 5751 S. Woodlawn Ave., 773-752-4381, semcoop.com. Dean Strang, author of a book by the same title, presents.

Conversation with the Artist: Jeremiah Hulsebos-Spofford. 6-7 p.m., Hyde Park Art Center, 5020 S. Cornell Ave., 773-324-5520, hydeparkart.org. Hulsebos-Spofford will discuss his exhibit at the Hyde Park Art Center, “Hall of Khan.”

Presentation. The Affordable Care Act and Women’s Health. 6-7:30 p.m., School of Social Service Administration, Room E-II, 969 E. 60th St., free. Kathy Waligora, of the Illinois Maternal and Child Health Coalition, will explain the Affordable Care Act to the audience and answer questions. Free dinner provided. To R.S.V.P., contact Molly McAndrew by sending an e-mail mollyrmcandrew@gmail.com

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.

Tot Lot and Outdoor Playground. 9 a.m.-1 p.m., Hyde Park Neighborhood Club, 5480 S. Kenwood Ave., 773-643-4062, hpnclub.org, $9 drop-in, $45 for a 10-session pass or $65 for a monthly pass.

Jumu’ah Prayers. 1-1:45 p.m. and 1:45-2:45 p.m., Bond Chapel, 1050 E. 59th St, 773-702-2100. Muslim Friday prayers.

Author Talk. “Making Sense of Modern Yoga.” 6-7 p.m., 57th Street Books, 1301 E 57th St, Chicago, IL 60637, 773-752-4381, Carol Horton, author of books “Yoga PH.D.” and “21st Century Yoga,” presents.

Concert. Spektral Quartet: Signature Mash-Up. 8-9:30 p.m., Fulton Hall, 5845 S. Ellis Ave., 773-702-8484, $10 general admission, free wtih U. of C. ID. Featuring music by Verdi and more. Tickets available at the door. Reception follows.

Play. “The Vagina Monologues.” 3-9 p.m., Reynolds Club, Francis X. Kinahan Third Floor Theater, 5706 S. University Ave., 773-702-9315, $8 at the door, $5 online. Presented by the U. of C.’s University Theater/Theater and Performance Studies. To purchase advance tickets, call 773-702-2787 or at boxoffice.uchicago.edu.

Piano Master Class with Eun-Joo Kwak. 4-6 p.m., Fulton Hall, 5845 S. Ellis Ave., 773-702-8484, free. Concerto soloist Eun-Joo Kwak, of Cardinal Stritch University, presents.

Concert. Middle East Music Ensemble. 7-9 p.m., Logan Center, Performance Hall 074, 915 E. 60th St., 773-702-8484, donations requested. Featuring music by contemporary Arab composers.

Film Screening. “Bless Their Little Hearts.” 7 p.m., Logan Center, Screening Room 201, 915 E. 60th St., 773-702-8596, free. Featuring the 1984 film by Billy Woodberry with an appearance by the director. Seats can be reserved at ticketsweb.uchicago.edu/categories/film. Part of the L.A. Rebellion Film Series.

Performing the New World: An Evening of Colonial Spanish American Music and Theater. 7:30-9 p.m., Fulton Hall, 5845 S. Ellis Ave., 773-702-8420. Featuring excerpts from Mexican and Pruvian dramas of the 17th and 18th centuries, as well as harpsichord selections. Performances will be read in Spanish with English translation.