First off, this article is written by a Laura Washington about Lara Logan's speech, and second, it's not clear (at least to me) at what capacity she was asked to speak at this event.
Read the link
Lara Logan, a correspondent for CBS’ “60 Minutes,” delivered a provocative speech to about 1,100 influentials from government, politics, media, and the legal and corporate arenas. Such downtown gatherings are a regular on Chicago’s networking circuit. (I am a member of the BGA’s Civic Leadership Committee, and the Chicago Sun-Times was a sponsor).