Dana VanDen Heuval, founder of business-to-business marketing company The MarketingSavant Group, will speak at the American Marketing Association Iowa monthly luncheon on Oct. 9. His presentation will inform marketers how to use thought leadership to market their brand. The event will take place from 11:30 a.m. to 1 p.m. at Hilton Garden Inn, 8600 Northpark Drive, Johnston. Registration is $20 for association members and $35 for nonmembers. To register, go towww.amaiowa.com.