• Mike Ayers will speak about and sign his new book “Sharing in the Groove: The Untold Story of the ’90s Jam Band Explosion and the Scene That Followed” at 6:30 p.m. Tuesday at Boulder Book Store; $5; boulderbookstore.net.

• Sarah Hahn Campbell will speak about her book “Her Place on the Map” at 6:30 p.m. Tuesday at Trident Café; tridentcafe.com.

• Bettina Swigger will speak about and sign her new book “Unlearning Lessons” at 6:30 p.m. Wednesday at Boulder Book Store; $5; boulderbookstore.net.

• From Our Shelves Fiction Book Club will discuss “Real Americans,” by Rachel Khong at 7 p.m. Wednesday at Boulder Book Store; boulderbookstore.net.

• Jeff Bailey will speak about and sign his new book “Mobility for Life: Healthy Joints, Strong Bones, and a Peaceful Mind with Avita Yoga” at 6:30 p.m. Thursday at Boulder Book Store; $5; boulderbookstore.net.

• Susan Caso will speak about her book “The Parent-Teen Connection” at 7 p.m. Friday, Aug. 22, at Louisville Library; louisville-library.org.

• Samuel Marquis will speak about his book “Captain Kidd: A True Story of Treasure and Betrayal” at 11 a.m. Saturday, Aug. 23, at Boulder Barnes & Noble; stores.barnesandnoble.com.

• Heather Preusser will speak about and sign her new book “Hedgehog Whodunit: The Carousel Caper” at 11 a.m. Saturday, Aug. 23, at Boulder Book Store; boulderbookstore.net.

• Brittany Weinberger will speak about her book “Whispers in the Cradle” at 11 a.m. Sunday, Aug. 24, at Boulder Barnes & Noble; stores.barnesandnoble.com.

• English Literacy Book Club will discuss “The Monkey’s Paw” at 5:30 p.m. Monday, Aug. 25, at NoBo Library; calendar.boulderlibrary.org.

• Tween Book-to-Movie Club will discuss “Matilda,” by Roald Dahl at 3 p.m. Tuesday, Aug. 26, at Lyons Library; lyons.librarycalendar.com.

• David Baron will speak about and sign his new book “The Martians: The True Story of an Alien Craze that Captured Turn-of-the-Century America” at 6:30 p.m. Tuesday, Aug. 26, at Canyon Theater, 1001 Arapahoe Ave., Boulder; boulderbookstore.net.

• Arabic Book Club will meet at 6 p.m. Wednesday, Aug. 27, at Lafayette Library; lafayettepubliclibrary.libcal.com.

• Casey Johnston will speak about and sign her new book “A Physical Education: How I Escaped Diet Culture and Gained the Power of Lifting” at 6:30 p.m. Wednesday, Aug. 27, at Boulder Book Store; $5; boulderbookstore.net.

• The FI Book Club will meet at 6 p.m. Thursday, Aug. 28, at Lafayette Library; lafayettepubliclibrary.libcal.com.

• Scott Doniger will speak about and sign his new book “Hijacked: Getting to Know Our Parts and Why They Take Us Over” at 6:30 p.m. Thursday, Aug. 28, at Boulder Book Store; $5; boulderbookstore.net.

• RQ Book Club will discuss “My Name is Emilia Del Valle,” by Isabel Allende at 6 p.m. Friday, Aug. 29, at The Read Queen Book Store; thereadqueen.com.

• Christina Bergling will speak about her book “Red Walls” at 1 p.m. Saturday, Aug. 30, at Boulder Barnes & Noble; stores.barnesandnoble.com.

• Celeste Da Silva Cunha will speak about her book “A Children’s Guide to Story Yoga” at 11 a.m. Sunday, Aug. 31, at Boulder Barnes & Noble; stores.barnesandnoble.com.

• Tween Graphic Novel Book Club will discuss “Gamerville,” by Johnny Christmas at 3:15 p.m. Sunday, Aug. 31, at Meadows Library; calendar.boulderlibrary.org.

• Andrea van de Loo will speak about her book “The Pressing Stones” at 6:30 p.m. Tuesday, Sept. 2, at Trident Café; tridentcafe.com.

• Rebecca Rosenberg will speak about and sign her new book “Silver Echoes” at 6:30 p.m. Wednesday, Sept. 3, at Boulder Book Store; $5; boulderbookstore.net.

• First Thursdays Book Group will meet at 2 p.m. Thursday, Sept. 4, at Longmont Library; longmontcolorado.gov.

• Book Queeries will discuss “Generation Queer: Stories of youth organizers, artists, and educators,” by Kimm Topping at 5 p.m. Thursday, Sept. 4, at Rocky Mountain Equality Center, 3340 Mitchell Lane, Boulder; calendar.boulderlibrary.org.

• Miles Miller will speak about and sign his new book “Molehill Mountain” at 6:30 p.m. Thursday, Sept. 4, at Boulder Book Store; boulderbookstore.net.

• Heather Brockman Lee will speak about and sign her new book “The City of Jasmine” at 11 a.m. Saturday, Sept. 6, at Boulder Book Store; boulderbookstore.net.

• Sy Montgomery and Matt Patterson will speak about and sign their new book “The True and Lucky Life of a Turtle” at 5:30 p.m. Monday, Sept. 8, at Boulder Book Store; boulderbookstore.net.

• Second Mondays Book Group will meet at 6 p.m. Monday, Sep. 8, at Longmont Library; longmontcolorado.gov.

• Diversity Book Club will discuss “Joan is Okay,” by Weike Wang at 2 p.m. Tuesday, Sept. 9, at Reynolds Library; calendar.boulderlibrary.org.

• The Living Poets Society Book Club will discuss “Spilled and Gone,” by Jessica Greenbaum at 5:30 p.m. Tuesday, Sept. 9, at Boulder Book Store; boulderbookstore.net.

• Ashley Potvin and William Penuel will speak about and sign their new book “Creating Compassionate Change in School Communities: Leading Together to Address Everyday Suffering in Schools” at 6:30 p.m. Tuesday, Sept. 9, at Boulder Book Store; $5; boulderbookstore.net.

• Amanda Giguere will speak about her book “Shakespeare & Violence Prevention” at 6:30 p.m. Tuesday, Sept. 9, at Trident Café; tridentcafe.com.

• Sci Fi Book Club will meet at 7 p.m. Tuesday, Sept. 9, at Nederland Library; nederland.libcal.com.

• Pints & Pages Book Club will discuss “Martyr!” by Kaveh Akbar at 6 p.m. Wednesday, Sept. 10, at MainStage Brewing Company, 450 Main St., Lyons; lyons.librarycalendar.com.

• Bruce Holsinger will speak about and sign his new book “Culpability” at 6:30 p.m. Wednesday, Sept 10, at Boulder Book Store; $5; boulderbookstore.net.

• Nathan Hale will speak about and sign his new book “Bones and Berserkers (Nathan Hale’s Hazardous Tales #13)” at 6:30 p.m. Wednesday, Sept. 10, at Canyon Theater, 1001 Arapahoe Ave., Boulder; boulderbookstore.net.

• Heather Preusser will speak about her book “The Carousel Caper” at 11 a.m. Saturday, Sept. 13, at Longmont Library; longmontcolorado.gov.

• Ann O’Brien will speak about and sign her new book “The Dance of Love: Mastering Your Relationships through Aikido Wisdom” at 6:30 p.m. Thursday, Sept. 11, at Boulder Book Store; $5; boulderbookstore.net.

• The Jaipur Literature Festival will take place Saturday-Sunday, Sept. 13-14, at Boulder Public Library; calendar.boulderlibrary.org.

• AJ Lauer will speak about and sign her new book “My Monster Mungo: A Story About Imposter Syndrome” at 6:30 p.m. Wednesday, Sept. 17, at Boulder Book Store; $5; boulderbookstore.net.

• The Boulder Library Gala will take place from 6-9:30 p.m. Thursday, Sept. 18, at Boulder Public Library; calendar.boulderlibrary.org.

Public libraries

Boulder Public Library: Main Branch, 1001 Arapahoe Ave.; Meadows Branch, 4800 Baseline Road; George Reynolds, 3595 Table Mesa Drive and NoBo Corner Library, 4600 Broadway; 303-441-3100; boulderlibrary.org.

Carnegie Branch Library for Local History: 1125 Pine St., Boulder; open by appointment only; localhistory.boulderlibrary.org.

National Science Digital Library: 3450 Mitchell Lane, Boulder; nsdl.oercommons.org.

Norlin Library: University of Colorado Boulder, 1720 Pleasant St., Boulder; colorado.edu/libraries.

Lafayette Public Library: 775 W. Baseline Road, Lafayette; lafayetteco.gov/library.

Longmont Public Library: 409 Fourth Ave., Longmont; longmontcolorado.gov/library.

Louisville Public Library: 951 Spruce St., Louisville; louisville-library.org.

Lyons Community Library: 405 Main St., Lyons; lyons.colibraries.org.

Nederland Community Library: 20 Lakeview Drive, Nederland; nederland.colibraries.org.

Book stores

Barbed Wire Books: 504 Main St., Longmont, barbedwirebooks.org, new and used titles

Barnes and Noble: 2999 Pearl St., Boulder, barnesandnoble.com, new titles

Beat Book Shop: 1200 Pearl St., Boulder, beatbookshop.com, used and antique titles

Blue Owl Books: 176 CO-119, Nederland, facebook.com/BlueOwlBooks, used titles

The Bookworm: 3175 28th St., Boulder, boulderbookworm.com, used titles

Boulder Book Store: 1107 Pearl St., Boulder; boulderbookstore.net, new titles

Composition Shop: 356 Main St., Longmont; compositionshop.com, new and indie titles

Inkberry Books: 7960 Niwot Road, Suite B-3, Niwot, inkberrybooks.com; new and used titles

Juniper Books: 1501 Lee Hill Drive, Boulder, juniperbooks.com; hand-assembled new titles

Lighthouse Bookstore: 1201 Pearl St. Mall, Boulder, lighthousebookstoreofboulder.com; metaphysical titles

Little Horse Vintage: 820 Main St., Louisville, littlehorsevintage.com, rare and collectable books

The Read Queen Bookstore and Café: 129 N. Harrison Ave., Lafayette, thereadqueen.com, new and used titles

Trident Booksellers and Café: 940 Pearl St., Boulder, tridentcafe.com, new and used titles

Interested local authors can submit new books to the Author Spotlight at bit.ly/BoulderCountyAuthors. Book stores can submit book events to features@prairiemountainmedia.com with “book event” in the subject line.