Dan Prock. ; foreword by John Shook. Cary Clack ; foreword by Joe Holley. Craig Siegel ; foreword by Jon Gordon. Rick Soshensky ; foreword by Jon Samson. Amy Berry ; Foreword by John Hattie. John Pidgeon ; foreword by Glen James. John Rethorst ; foreword by Mark Johnson. Celine Coggins ; foreword by John King