Daniel Habib, Photo Editor of the Concord Monitor and National Press Photographer's Association's Photo Editor of 2006, shows examples of his photography and a clip from a documentary film he is making. He discusses the power of images and the ethical issues that arise when an editor needs to decide how to use an image.

Kevin Klose, president of National Public Radio, discusses the changing landscape of public radio as well as the impact of 9/11, the Iraq War and President George Bush on a reporter's ability to cover the news.

Jay Rosen, Professor of Journalism at New York University and host of pressthink.org, discusses the rise of Internet blogging.

Dr. Hockfield is president of the Massachusetts Institute of Technology. She spoke about the need for leadership in academia and in the world of technology. She highlighted some of MIT's accomplishments in various technology fields, including computer science, mechanical engineering and new emerging "green technology".

Mr. Gergen has been a White House advisor to four presidents, both Republican and Democrat. He is currently a professor of public service at Harvard University and director for the school's Center For Public Leadership. He spoke about leadership in foreign governments and in American government and also addressed how to inspire and nurture the next generation of leaders currently coming out of colleges and universities.

Ms. Beinecke, president of the Natural Resources Defense Council, talks about leadership in the environmental movement and the emergence of "green" technologies.

A former governor, state legislator and one-time presidential candidate, Gov. Du Pont currently writes a political column for the Wall Street Journal's web site. In his lecture Gov. Du Pont discussed the 2008 presidential campaign as well as energy policy and green technologies.

Mr. Barnicle began his remarks by remembering NBC political newsman Tim Russert, who was scheduled to give the July 7th address, but had died suddenly of a heart attack two weeks before. He discussed the 2008 Presidential campaign.

Ms Kearns Goodwin spoke primarily about President Abraham Lincoln, his cabinet officials and the America during the Civil War, drawing many of her remarks from her 2007 book, Team of Rivals. She also spoke about President Barack Obama's historic presidential election and drew some parallels between Obama and Lincoln.

"Ian Frazier is a staff writer at The New Yorker and has been contributing since 1974. He is also the author of eight books, including Dating Your Mom (1986) and Nobody Better, Better Than Nobody, (1987). His 1989 book, Great Plains, began as a three-part Reporter-at-large series for the magazine. Family, (1994) tells the history of his family in America from the early colonial years of middle-class life. His other books include On the Rez (2000),...