DOWNTOWN: PPG Place is accepting entries for the sixth annual Gingerbread House Display and Competition through Nov. 5. The houses will be on display Nov. 21 (Light Up Night) through Jan. 7, and available for purchase, with proceeds benefitting the Children's Hospital of Pittsburgh Free Care Fund. Entry information can be found at www.ppgplace.com or by calling Carla Roehner at 412-831-8253.

MOUNT OLIVER: Lighthouse Cathedral church, 810 Fisher St., hosts a Stop the Violence March at 6 p.m. to draw attention to street violence in Pittsburgh, especially on the Hilltop. Marchers are to walk streets in Beltzhoover, Mount Oliver, Knoxville and Allentown. To participate, report to the church at 5:30 p.m.

MOUNT WASHINGTON: The Association of University People, a nonprofit singles organization serving college graduates 50 and older, meets at 7 p.m. at the Chatham Village Club House, 655 Pennridge Road. Ivy Ero from the Greater Pittsburgh Community Food Bank talks about its work for disadvantaged and struggling residents of the region. Members are to bring nonperishable food donations. For more information, visit www.aupsinglespittsburgh.org or call 412-734-8445.

OAKLAND: Jeffrey Kastner, a New York-based art critic and journalist, is guest speaker at a Carnegie Mellon University School of Art presentation at 5 p.m. in McConomy Auditorium. Admission is free. For more information, visit lectureseri.es or call 412-268-2409.

SQUIRREL HILL: Squirrel Hill Historical Society hosts a presentation on "Getting to Know Our Neighbors: East End/East Liberty," by Alfred Mann, vice president of the East End/East Liberty Historical Society, at 7:30 p.m. at Sixth Presbyterian Church, Forbes and Murray avenues. For more information, call 412-417-3707 or visit www.squirrelhillhistory.org.

DOWNTOWN: Career consultant Karen Litzinger presents the free program, "Post-Career Planning: Options and Opportunities," at noon at OASIS, an educational program for mature adults based on the 10th floor of Macy's, 400 Fifth Ave. For more information, call 412-232-2020.

UPTOWN: Duquesne University hosts a free Faith and Politics Symposium, exploring the scientific and ethical issues surrounding human genomics, biotechnology and ethics, from 8:30 a.m. to 5 p.m. in the Power Center ballroom, Forbes Avenue. To register, call 412-396-6388 or visit www.faithandpolitics.duq.edu.

DOWNTOWN: Lewis Lapham, editor in chief of Lapham's Quarterly and editor emeritus and national correspondent for Harper's Magazine, presents a free lecture/discussion at 6 p.m. in the GRW Theatre, Point Park University Center, 414 Wood St. Topics are study and uses of history, journalism, education and politics. A meet-and-greet reception, with autograph signing, follows. To register for the event, go to www.pointpark.edu/conferencesandevents. For more information, call 412-392-3938.

OAKLAND: Duke University sociologist Eduardo Bonilla-Solva delivers a free lecture on racism, discrimination, colorblindness and race matters in today's political America, from noon to 1:30 p.m. at the University of Pittsburgh's Center on Race and Social Problems in the School of Social Work Conference Center, 2017 Cathedral of Learning, 4200 Fifth Ave. Lunch is provided. For more information, call 412-624-7382.

HIGHLAND PARK: Historian and author Jeremy Bonner presents the free St. Andrew's Lecture, titled "Episcopal Dawn, Anglican Sunset: A Scholar's Reflections on Pittsburgh's Episcopal Experience," at 8 p.m. at St. Andrew's Episcopal Church, 5801 Hampton St. A reception honoring the speaker follows. For more information, call 412-661-1245.

BLOOMFIELD: An Oktoberfest from 6 to 10 p.m. in Immaculate Conception social hall, 4712 Liberty Ave., features food, music, fellowship and door prizes. Tickets are $12 in advance or $15 at the door. Proceeds benefit the Ladies of Charity of St. Joseph Parish. Call 412-687-1752 or 412-682-0960.

MOUNT WASHINGTON: Ladies Ancient Order of Hibernians Division 11 holds a Celtic Halloween dance fundraiser, with disc jockey "T," from 7 p.m. to midnight at St. Mary of the Mount's Sullivan Hall, 115 Bigham St. Costumes are optional. Cost is $15. Proceeds will benefit Catholic Charities. For more information, call 412-913-4184.

NORTH SIDE: Calvary United Methodist Church, 971 Beech Ave., hosts a Top This Night event at 4:30 p.m., with music, live and silent auctions, and dinner. Tours of the church are at 5 and 6 p.m.; progressive hors d'oeuvres and dinner from 5 to 7 p.m.; and a live auction at 7:30 p.m. For ticket information, call 412-231-2007 or visit www.calvarymethodistpittsburgh.org.

OAKLAND: Today is the deadline to RSVP for a conference, titled "No More Pain," to take place from 7 to 10 p.m. Oct. 25 at the Wyndham Hotel-University Place, 3454 Forbes Ave. Held in recognition of Domestic Violence Awareness Month, the event is to feature domestic violence survivors and their talents. Master of ceremonies is WPXI-TV news anchor Kimberly Easton. Keynote speakers are Rhonda Fleming, director of education at the Women's Center & Shelter of Greater Pittsburgh, and conference founder Darlene Russell. Advance ticket purchase is required. For information, call 412-732-9770 or 412-853-0558.

OAKLAND: The Sons of Union Veterans of the Civil War, AP Davis Camp, meets from 10:30 a.m. to noon today, and the third Saturday of every month, at Soldiers & Sailors National Military Museum and Memorial, 4141 Fifth Ave. The AP Davis Camp commits itself to preserving the memory of the Grand Army of the Republic and ancestors who fought to preserve the Union. For more information, send e-mail to berger@flashandbang.com.

SOUTH SIDE: St. John the Baptist Ukrainian Catholic Church, 109 S. Seventh St., holds a bazaar from 8 a.m. to 7 p.m. today and 9:30 a.m. to 1 p.m. tomorrow in the church hall. It includes homemade Ukrainian foods, a flea market, holiday items sale and other events.