- Argentine cartoonist Liniers will discuss his book “Good Night, Planet/Buenas Noches, Planeta” (for ages 4 to 6) in a bilingual event. 10:30 a.m. Free. Politics and Prose, 5015 Connecticut Ave. NW. 202-364-1919.
Classes and workshops
- Kripalu yoga teacher Eva Blutinger will lead a “Yoga in the Galleries” class. 10 a.m. $5 to $10. American University Museum, Katzen Arts Center, American University, 4400 Massachusetts Ave. NW. 202-885-1300.
- St. Paul’s Episcopal Church, Rock Creek, will host a weekly tai chi class. 2 p.m. Free. St. Paul’s Episcopal Church, Rock Creek, 201 Allison St. NW. 202-726-2080.
- Guy Mason Recreation Center will offer a weekly “Gentle Gyrokinesis” class to improve posture, balance and agility. 2:30 to 3:30 p.m. Free; reservations required. Guy Mason Recreation Center, 3600 Calvert St. NW. 202-727-7703.
- Housing Counseling Services Inc. will present a foreclosure prevention clinic. 6 p.m. Free; reservations requested. Suite 100, 2410 17th St. NW. 202-265-2255.
- Instructor Andrea McCabe will present a weekly yoga class. 7 p.m. Free; reservations required. Guy Mason Recreation Center, 3600 Calvert St. NW. 202-727-7527.
- The Poets on the Fringe will host a weekly poetry workshop to critique participants’ poems. 7 to 9 p.m. Free. Georgetown Library, 3260 R St. NW. 202-727-0232.
- Instructor Tara Bishop will lead a weekly “Yoga for All” restorative yoga practice. 7:30 p.m. Free. Juanita E. Thornton/Shepherd Park Library, 7420 Georgia Ave. NW. 202-541-6100.
- “Live! Concert Series on the Plaza” will feature MELo performing jazz. Noon to 1 p.m. Free. Woodrow Wilson Plaza, Ronald Reagan Building and International Trade Center, 1300 Pennsylvania Ave. NW. 202-312-1300.
- The Fairfield Four will perform a cappella gospel music in conjunction with the Library of Congress American Folklife Center’s “Homegrown: The Music of America” series. 6 p.m. Free. Millennium Stage, Kennedy Center. 202-467-4600.
- Ysaye Barnwell will lead a Community Sing, with attendees singing five-part harmonies within minutes. 7 to 9 p.m. $5 at the door. Lang Recital Hall, Levine Music, 2801 Upton St. NW. levinemusic.org.
Discussions and lectures
- National Museum of Women in the Arts associate curator Virginia Treanor will discuss several works in the museum’s collection. Noon to 12:30 p.m. Free. National Museum of Women in the Arts, 1250 New York Ave. NW. 202-783-5000.
- Constitutional law professor Alexander Tsesis will discuss his book “Constitutional Ethos: Liberal Equality for the Common Good.” Noon to 2 p.m. Free. McGowan Theater, National Archives Building, Constitution Avenue between 7th and 9th streets NW. 202-357-5000.
- Edward E. Curtis IV, professor of liberal arts and religious studies at Indiana University-Purdue University Indianapolis, will discuss “Blood Sacrifice and the Myth of the Fallen Muslim Soldier.” 12:30 to 1:45 p.m. Free; reservations requested. Room 270, Bunn Intercultural Center, Georgetown University, 37th and O streets NW. guevents.georgetown.edu.
- The Tenley-Friendship Book Discussion Group will meet. 2 p.m. Free. Tenley-Friendship Library, 4450 Wisconsin Ave. NW. 202-727-1488.
- “Mutual Inspirations Festival 2017 — Gregor Mendel” will feature a talk on the work and contributions of the genius scientist and founder of modern genetics by Ondrej Dostál, director of the Mendel Museum of the Masaryk University. A screening of the concert documentary “Mendel: The Legacy” will follow. 6 p.m. Free; reservations required by Sept. 26. Embassy of the Czech Republic, 3900 Spring of Freedom St. NW. mendellegacy.eventbrite.com.
- Hola Cultura, a nonprofit that celebrates the arts and contributions of Latinos in D.C, will present a talk on “The Latino Murals of Washington, D.C.” 6:30 p.m. Free. Mount Pleasant Library, 3160 16th St. NW. 202-671-3122.
- The Sibley Institute of Bone and Joint Health will present an educational seminar on “What’s New With the Treatment of Rotator Cuff Injuries and Shoulder Arthritis” with Dr. J.R. Rudzki, a board-certified, fellowship-trained orthopaedic surgeon who specializes in sports medicine with a concentration on conditions and injuries of the shoulder, knee and elbow. 6:30 to 8 p.m. Free; reservations required. Conference Room 2, Building A, Sibley Memorial Hospital, 5215 Loughboro Road NW. ti.to/orthopaedics/seminars.
- “The Autism Spectrum Disorder: Latest Research and Treatment of Autism” will feature Luigi Mazzone, neuropsychiatrist at the University of Tor Vergata in Rome, and Kevin Pelphrey, professor and director of the Autism & Neurodevelopmental Disorders Institute at George Washington University and Children’s National Medical Center. 6:30 to to 8 p.m. Free; reservations required. Auditorium, Bunn Intercultural Center, Georgetown University. www.iicwashington.esteri.it.
- Michael Korda will discuss his book “Alone: Britain, Churchill, and Dunkirk: Defeat Into Victory.” 7 p.m. Free. Politics and Prose, 5015 Connecticut Ave. NW. 202-364-1919.
- American Photographic Artists will present a talk by photojournalist and social media specialist Alex Snyder on “Social Media Techniques: Post for the Job You Want.” 7 to 9 p.m. $15 to $25. Dupont Underground, 1500 19th St. NW. dupontunderground.org.
- As part of the D.C. Public Library’s “Banned Books” month of celebrations, the West End Interim Library will present “Neruda.” 6 p.m. Free. West End Interim Library, 2522 Virginia Ave. NW. 202-724-8707.
- SPAIN arts & culture, the National Museum of Women in the Arts and the American University will present Belén Macías’ 2016 film “Juegos de familia (Family Games)” as part of “Mujeres de Cine: Traveling Spanish Film Showcase Made by Women.” 7 p.m. Free; reservations required. Doyle/Forman Theater, McKinley Building, American University, 4400 Massachusetts Ave. NW. spainculture.us.
- The “Two Faces Comedy Series,” drawing inspiration from Abraham Lincoln’s legendary humor and self-deprecation and presented by President Lincoln’s Cottage and the DC Improv, will feature veterans Michael Garvey, Tim Miller, Kj Pettersen and Cerrome Russell. 7:30 p.m. $5. President Lincoln’s Cottage at the Soldiers’ Home, Upshur Street at Rock Creek Church Road NW. lincolncottage.org/twofacescomedy.
- The In Series will present a new English adaptation of Mozart’s “The Magic Flute,” about a prince’s quest to rescue his love from a mysterious sage. 2:30 p.m. $20 to $47. D.C. Scottish Rite Temple, 2800 16th St. NW. 202-204-7763. The performance will repeat Oct. 1 at 2:30 p.m.
- Laugh Index Theatre will present “Three’s Comedy,” featuring three types of comedy. 8 p.m. $5 to $10. DC Arts Center, 2438 18th St. NW. 202-462-7833.
- Dwayne Lawson-Brown will host an open mic poetry event. 9 to 11 p.m. $5. Cullen Room, Busboys and Poets 5th & K, 1025 5th St. NW. 202-789-2227.
- Fathom Gallery will present pop artist Justin Germany’s first solo exhibition — “JGG’s Radical Chic Set,” featuring 15 radical pop culture portraits. 6:30 to 9 p.m. Free; reservations requested. Fathom Gallery, 1333 14th St. NW. firstname.lastname@example.org.
- The Washington Capitals will play New Jersey Devils in a preseason matchup. 7 p.m. $5 to $92. Capital One Arena (formerly Verizon Center), 601 F St. NW. 800-745-3000.
- In partnership with The Atlantic magazine, the National Portrait Gallery will present a gallery tour highlighting American writers featured in the 160-year-old publication’s pages during the 19th century, at noon; and writers featured in the 20th century, at 2:30 p.m. Free. G Street lobby, National Portrait Gallery, 8th and F streets NW. 202-633-1000. The tours will be offered daily at the same times through Sept. 29 and at 11:45 a.m. and 1:30 p.m., respectively, on Sept. 30 and Oct. 1.