The countdown is on until Texas Book Festival — Austin’s annual free celebration of reading — and its 30th anniversary this year. Mark your calendar for Saturday, Nov. 8 + Sunday, Nov. 9, because the full star-studded roundup of authors is here. Here are a few of the authors we’re most excited to see. Kate Winkler Dawson | The Austin-based documentary producer, journalist, podcaster, and author will talk about “The Sinners All Bow: Two Authors, One Murder, and the Real Hester Prynne.” Psst — read our interview with her. Chelsea Handler | This comedian, TV host, and writer will be at the festival chatting about her autobiography, “I’ll Have What She’s Having.” Ali Hazelwood | The author, known for her contemporary romance novels like “The Love Hypothesis,” will be at the festival just after the release of her new novel, “Mate.” Ling Ling Huang | Known for her debut novel, “Natural Beauty,” the author and violinist is back with her second book, “Immaculate…..