The Signal SPARC publishes a monthly newsletter titled “The Signal.” You can browse the current and past issues below. Documents / Signal / TypeDrawer/FileDate Modified pdfApr2020 9:36 pm 04/08/2020 pdfAug2020 10:35 am 08/12/2020 pdfDec2020 9:02 am 12/09/2020 pdfFeb2020 9:26 pm 02/16/2020 pdfJan2020 11:45 pm 01/14/2020 pdfJul2020 11:34 pm 07/14/2020 pdfJun2020 11:14 pm 06/09/2020 pdfMar2020 10:00 pm 03/10/2020 pdfMay2020 12:04 am 05/13/2020 pdfNov2020 11:45 pm 11/10/2020 pdfOct2020 10:54 pm 10/14/2020 pdfSep2020 12:06 pm 09/09/2020