Mark's Profile > Mark's Groups

Goodreads Librarians Group
344667 members — last activity 3 minutes ago
Mark's comments (11)

Writers and Readers
3108 members — last activity 20 hours, 2 min ago
Mark's comments (7)

The Mystery, Crime, and Thriller Group
33024 members — last activity 8 minutes ago
Mark's comments (3)

Beta Reader Group
29768 members — last activity Oct 17, 2026 07:16AM
Mark's comments (2)

GOOD REVIEWS
8793 members — last activity 3 hours, 12 min ago
Mark's comments (1)

Free Books 4 Reviews
226 members — last activity Mar 30, 2026 06:46PM
Mark's comments (1)

Best Fantasy Books Subgenre Reading Challenge
64 members — last activity Apr 21, 2016 05:16PM
Mark's comments (1)

Free Books, .99, Giveaways & Reviews - Check Them Out!
10211 members — last activity 5 hours, 22 min ago
Mark's comments (0)

Book Review Club
3018 members — last activity Oct 08, 2026 11:04AM
Mark's comments (0)

Goodreads Authors/Readers
57892 members — last activity 41 minutes ago
Mark's comments (0)