DETROIT — Russell “Skip” Gildersleeve, a.k.a. “Slider,” a longtime road crew member and sound engineer for Rush and other bands, died Sept. 17. He was 57. He was part of the crew supporting Rush from 1975 to 1997, serving as Geddy Lee’s bass technician, also handling P.A. and stage management duties. He supported other bands as well, including Steely Dan (1996-2009), Brian Setzer (2001-2007) and fellow Detroit natives Kid Rock and Bob Seger; he served as guitar tech and touring production manager for Seger’s 2011-2012 tour.