Emails, texts and tweets may be changing how we solve crimes: Word choice, spelling and punctuation can all serve as virtual fingerprints. A look at how technology is changing criminal linguistic evidence in court.
David Gergen has served as an advisor to four presidents: Richard Nixon, Gerald Ford, Ronald Reagan, and Bill Clinton. In his new memoir, he shares his analysis of each man’s strengths and weaknesses in the area of leadership.
- David Gergen a professor of public service at Harvard's John F. Kennedy School of Government, editor-at-large for U.S. News & World Report, and a Senior Political Analyst for CNN. He served as a White House adviser to Presidents Nixon, Ford, Reagan, and Clinton.
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