In response to our post about the Justices' attendance at this year's SOTU, "U.S. Supreme Court Decision On State Of The Union Address Attendance: 6-3 In Favor," a valued reader asks: "Is there any convenient record of prior decisions on this issue, and who if anyone dissented in past years?" Depending on your definition of "convenient," the answer is yes. For what appears to be a well-documented answer, read "Of Potted Plants and Political Images: The Supreme Court and the State of the Union Address" (PDF).