Events are free unless otherwise indicated.

Symposiums & Seminars

Robert Draper: Inside the 112th Congress. Join journalist and author Robert Draper for a revealing look inside the 112th Congress. Paul Kane of the Washington Post moderates the conversation. National Constitution Center, 525 Arch St; 215-409-6700.www.constitutioncenter.org. $10 nonmembers, $7 members, students,teachers. 6:30 pm Mon

Lectures & Literature

Sustainability in Philadelphia, lecturer is Katherine Gajewski, director of sustainability for the City of Philadelphia. Valley Green Inn, Forbidden Drive, Wissahickon Valley Park; please register 215-247-0414 ext 109. 6 pm Tues

Glacial Chronology of the Sierra Nevada, California, lecturer is Daryl Kohut, University of California, Riverside, presented by Philadelphia Geological Society. Schmucker Science Center North, Room SSN191, first floor, West Chester University, 730 S. Church St; 215-272-3373.www.philageo.org. 7 pm Thurs

Authors

Free Library of Philadelphia.Central Library A(Montgomery Auditorium), 1901 Vine St; 215-567-4341.www.freelibrary.org. Robet Caro, "The Passage of Power: The Years of Lyndon Johnson," General $15, Students $7. 7:30 pm Mon•Paul Krugman, End This Depression Now!," General $15, Students $7. 7:30 pm Tues•Buzz Bissinger, "Fathers's Day: A Journey into the Mind and Heart of My Extraordinary Son," 7:30 pm Wed•Terry Tempest Williams, "When Women Were Birds: Fifty-four Variations on Voice," 7:30 pm Thurs•Toni Morrison, "Home," General $15, Students $7 7:30 pm Fri

Cordelia Frances Biddle, "Daughter's Deception," Woodmere Art Museum, 9201 Germantown Ave; RSVP to 215-248-0180. Seated is limiting. Admission $15. 4 pm Tues

Screenings

Monsieur Lazhar. (PG-13) Canada -1hr34min. in French, English, Arabic with subtitles - 35mm. Drama about an Algerian immigrant who commits to educating elementary school children after the death of their beloved teacher. Bryn Mawr Film Institute, 824 W. Lancaster; 610-527-9898.www.brynmawrfilm.org. Adult $10, senior and students $7, member $5. 3 pm and 5 pm Tues

For a complete calendar of events, go to "What's Happening," at http://www.philly.com/philly/calendar