 Let \(\Sigma\) be a possibly inconsistent set of formulas and let \(\mathrm{MCS}(\Sigma)\) be the set of maximal consistent subsets of \(\Sigma\). The set \(\mathrm{Free}(\Sigma)\) of innocent bystanders in \(\Sigma\) is obtained by intersecting all members of \(\mathrm{MCS}(\Sigma)\). 