All week, FotoWeek DC is holding lunchtime lectures at noon at the Discovery Communications headquarters in Silver Spring, including Michael Cunningham, Colin Finlay and Allison Wright. For more FotoWeek lectures and discussions, as well as a bunch of non-photo options, see the highlights below. For a full listing of FotoWeek lectures, check their web site.

Tuesday:
>> Today at 4 p.m., head to the Center for Digital Imaging Arts for a lecture and demonstration on High Dynamic Range (HDR) Techniques by Chris Alvanas.

>> Tonight at 7 p.m., the new Hamiltonian Gallery is having a panel discussion with exhibiting artists Jonathan B. French, Michael Dax Iacovone, and Anne Chan, who will disucss their approach to photography, and how they use the medium "to express the relationship between themselves and their environment via the thread of dislocation and reconnection." RSVP to Jacqueline Ionita at jackie [at] hamiltoniangallery.com.

>> Also at 7 p.m., the SAAM is holding another collectors roundtable discussion in the lower level of the McEvoy Auditorium. Art attorney Joshua Kaufman will discuss Cutting Through the Legalese: What Every Collector Should Know. $20.

Wednesday:
>> At noon today, the Smithsonian Archives of American Art is holding a brown bag lunch lecture titled From Paper to Digital: The Smithsonian's Archives of American Art Evolves as part of FotoWeek. The talk will specifically focus on work that is particularly relevant to D.C. history.

>> At 7 p.m., the Navy Memorial's Burke Theatre will feature a discussion with "two of the finest practitioners of photojournalism working today," David Burnett and Eugene Richards. Free.

>> Kreeger Museum Artist Award winner Ledelle Moe will be giving a lecture at the museum today from 1:30 to 3 p.m. $10.

Thursday:
>> At 7 p.m., travel photographer Mirjam Evers will be at the Center for Digital Imaging Arts to discuss her experience both as a photographer and leader of international treks.

>> The Spy Museum is holding a lunchtime lecture today from noon to 1 p.m. titled Declassified: 50 Top Secret Documents That Changed History.

Friday:
>> The Smithsonian Archives of American Art have another brown bag lecture at noon today, this time discussing Picturing Puerto Rico Under the American Flag: The New Deal Photographs of Edwin and Louise Rosskam with JMU professor Laura Katzman. Free, but by reservation only; call 202-633-8768.

>> National Geographic photographer Ed Kashi will be at the Grosvenor Auditorium at 7:30 p.m. for a show and tell retrospective of his work documenting social and political issues for Nat Geo. $18.

Saturday:
>> At 2:30 p.m. in the Knight TV studio of the Newseum, Washington Post Pulitzer Prize winners Michel duCille, Carol Guzy, Matthew Lewis, Michael Williamson and Lucian Perkins will present and discuss their work, as well as their experiences as photojournalists.

>> Author Amy Singer will be at Politics and Prose at 1 p.m. to discuss her book Charity in Islamic Societies.

>> From 5 to 7 p.m. on Saturday, the CATO Institute is holding Reflections of a Political Economist: Selected Articles on Government Policies and Processes, author and economist William Niskanen will discuss "how economic incentives significantly aid in the creation of successful policies."

Sunday:
>> At the Sixth and I Synagogue from 4 to 8 p.m. is Inside the Activists' Studio, which begins with a number of workshops and ends with a panel discussion, all of which will "highlight the different ways that young people make a difference in the world."

>> At 2 p.m., the National Gallery of Art's East Building Auditorium is hosting author and New Yorker staff writer Calvin Tomkins, who will speak with the NGA's modern and contemporary art curator Harry Cooper.