The Show: Another Side of Santamaria’s Movement by Mark Aarons with John Grenville Scribe, 2017, 288 pages, $32.99 ____________________________________ The Show is authored by Mark Aarons with the assistance of John Grenville, a one-time enthusiast and activist in, turned fierce opponent of, Bob Santamaria’s anti-communist campaign. Sometimes we can be let down by our guides. This sweeping, frustrating, sometimes insightful book is marred by a lack of the understanding of and familiarity with issues, context and people that, in contrast, made Aarons’s account of his communist family (The Family Files, reviewed in these pages in September 2010) so compelling. This…