Indicates wheelchair-accessible.

Indicates listening devices.

Events are free unless otherwise indicated.

Symposiums & seminars

Michael Beschloss, presidential historian and author, in cooperation with the Military Child Education Coalition and presented by the World Affairs Council, reviews the first six months of the Obama presidency. Sheraton City Center, 17th & Race St; 215-561-4700 or www.wacphila.org. Fees range $35-$65. 3 pm Thurs.

Authors

Free Library of Philadelphia. Central Library (Montgomery Auditorium), 1901 Vine St; 215-567-4341; www.library.phila.gov. Harold Varmus, "The Art and Politics of Science," 7:30 pm Tues. Jennifer Weiner, "Best Friends Forever," 7:30 pm Wed. Steven L. Carter, "Jericho's Fall," 7:30 pm Thurs.

Screenings

Eugene Onegin, Bolshoi Theatre's production filmed at L'Opera National de Paris. Bryn Mawr Film Institute, 824 W. Lancaster Ave., Bryn Mawr; 610-527-4008 or www.brynmawrfilm.org. General admission $25, members $22.50. 1 pm Sun.

Torn Curtain (1964, 128 min.) Cold War thriller with Paul Newman and Julie Andrews. Bryn Mawr Film Institute, 824 W. Lancaster Ave.,

Bryn Mawr; 610-527-4008 or www.brynmawrfilm.org. General admission $9.50, seniors $6.75 and free for students with ID. 7 pm Thurs..

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