This is an announcement for the paper "On a class of $C^*$ preduals of $l_1$" by Stefano Rossi. Abstract: Some nice preduals of $l_1$ are presented Archive classification: math.FA Remarks: 5 pages Submitted from: s-rossi@mat.uniroma1.it The paper may be downloaded from the archive by web browser from URL http://front.math.ucdavis.edu/1102.4325 or http://arXiv.org/abs/1102.4325