Emily Westergaard Hamilton, executive director of the Des Moines "I Have a Dream" Foundation, will be the speaker at tomorrow's Des Moines Leadership Network luncheon. Hamilton will discuss the new ways the foundation is helping the community's at-risk children. The luncheon will start at 11:30 a.m. and the program will start at noon at the Des Moines Embassy Club at Ruan Center, 666 Grand Ave. Registration is $20 for members and $25 for nonmembers; to register, email desmoinesleaders@yahoo.com