Tickets for the innovation and technology conference TEDxDesMoines will go on sale tomorrow morning through

The conference, held from 9:30 a.m. to 4:30 p.m. on July 15 at the Science Center of Iowa, will feature speeches from Ben Milne, founder of Dwolla Corp., Drake University professor Nancy Berns and Leo Landis, education director and curator at Salisbury House & Gardens.

The them for this year's event, modeled after the famous TEDTalks but hosted independently of TED, is "The Space Between" and is inspired by the Science Center's summer exhibit. For more information, visit TEDxDesMoines' website.