Adam Steen, owner of business development firm 25Connections, will speak on why relationships matter to business growth at the American Advertising Federation's (AAF) June luncheon on Thursday. The event will take place from 11:30 a.m. to 1 p.m. at the Science Center of Iowa, 401 W. Martin Luther King Jr. Parkway. Registration is $20 for AAF members and $35 for nonmembers; to register, click here.