Barbara Wilson is the pen name of author and translator Barbara Sjoholm. Her mysteries, written under the name Barbara Wilson, include two series, one with printer Pam Nilsen (Murder in the Collective) and one with translator-sleuth Cassandra Reilly. Her mysteries include the Lambda-award-winning Gaudi Afternoon, made into a film of the same name. She was a co-founder of Seal Press and in 2020 received the annual Trailblazer Award from the Golden Crown Literary Society for her contributions to lesbian literature. Her books have been published in England and translated into Spanish, Finnish, German, and Japanese.