John Hart, "Iron Horse." 7 p.m. July 25. Discussion, signing. Free. Norcross Cultural Arts and Community Center, 10 College St., Norcross. 770-978-5154, www.gwinnettpl.org. Also appearing: 7 p.m. July 26. Signing, talk. Free. Eagle Eye Book Shop, http://eagleeyebooks.com.

In the fourth novel by Durham, N.C., author Hart (“The Last Child”), a secret that haunts two brothers -- one a professional killer, the other a best-selling author -- brings them together after 30 years.

Carapace -- Sweet Revenge. 7:30 p.m. July 26. Manuel's Tavern, 602 N. Highland Ave., Atlanta. 404-525-3447, http://manuelstavern.com.

They say it’s a dish best served cold, but we all know it can be delicious anytime! Did you stick it to a rival at work, drink a toast when your ex got his/hers, cheer when your neighbor’s barking dog disappeared? Bring your story. Gloat among friends.

Jeni Britton Bauer, "Jeni's Splendid Ice Creams at Home." 4 p.m. July 26. Ice cream demonstration-tasting, signing. Star Provisions, 1198 Howell Mill Road, Atlanta. 404-365-0410, www.starprovisions.com.

OK, so it’s not exactly literature -- but the recipes read like poetry: goat cheese with roasted cherries, salty caramel, and bourbon with toasted buttered pecans. Did someone say “tasting”?

Sapphire, "The Kid." 7 p.m. July 26. St. Mark United Methodist Church, 781 Peachtree St., Atlanta. For more information call Outwrite Books, 404-607-0082. www.stmarkumc.org/ourevents/calendars/weekly.html.

The sequel to "Push" (“Precious” onscreen) follows Precious’ orphaned son from a brutal coming-of-age in the foster system to adulthood in Harlem.

Pearl Cleage, "Just Wanna Testify." 7 p.m. July 27. Talk, signing. Free. Stonecrest Library, 3123 Klondike Road, Lithonia. 770-482-3828, www.dekalblibrary.org/branches/stonecrest.html.

Five fangtastic supermodels arrive in Atlanta for a fashion shoot. Seems their real business is tracking down the five Morehouse College graduates who signed an unusual contract with the visiting vampirellas a few years ago -- and now it’s payback time.

Tayari Jones, "Silver Sparrow." 7 p.m. July 28. Signing. Free. Eagle Eye Book Shop, 2076 N. Decatur Road, Decatur. 404-486-0307, http://eagleeyebooks.com.

Set in Atlanta in the 1970s and '80s, Jones’ beautifully written third novel explores the lives of two sisters, their mothers, and the shared father who tries to keep them a secret from one another.

Brad Thor, "Full Black." 7 p.m. July 28. Discussion, signing. Free. Peerless Book Store, 8465 Holcomb Bridge Road, Alpharetta. 770-650-7323, www.peerlessbookstore.com.