bystandership

Noun

 * 1) The role of being a bystander, not taking any active part.
 * 2) * 2011, Ervin Staub, Overcoming Evil: Genocide, Violent Conflict, and Terrorism, Oxford Universtiy Press (2013), ISBN 9780195382044 (hardcover), ISBN 9780199775248 (paperback), part I, chapter 7, :
 * For the most part, neither superiors nor fellow guards took action when they saw the abuse. Their passive bystandership allowed the evolution of increasing abuse.