[6] Chattacon 36,[7][8] held January 21–23, 2011, included guests of honor writers Kristine Kathryn Rusch and Chelsea Quinn Yarbro, artist Ruth Thompson, filkers Bill and Brenda Sutton, and Baen Books publisher Toni Weisskopf as toastmaster.

[7] Chattacon 37, held January 20–22, 2012, included writers Steve Miller and Sharon Lee, author Laura Ann Gilman, and artist John Picacio, plus The Morganville Vampires writer Rachel Caine as Special Guest and author Mark L. Van Name as Toastmaster.

Chattacon 43, held January 19-21, 2018 at the Chattanoogan, included guest of honor Peter David and artist guest of honor Todd McCaffrey, as well as artist Sam Flegal and gaming aficionado Michael Bielaczyc.

Chattacon 44, held January 19-21, 2019 at the Read House, included guest of honor Timothy Zahn and artist guest of honor Charles Urbach, as well as author Tim Waggoner and toastmaster D. Alan Lewis.

Blankenship, special guest Paige Gardner (originally scheduled to attend Chattacon 47) and toastmaster Michael Corrie.