The Ultimate Vice by A. Bertram Chandler - Hallam wanted to get out of space – but even more he wanted to make a fortune first. Now he had found a way to do it – by selling – The Ultimate Vice.

A. Bertram Chandler (1912-1984) was an Australian science fiction author best known for his extensive John Grimes series, set in the Rim World universe. Chandler's career as a merchant marine officer deeply influenced his writing, infusing his stories with authentic nautical and spacefaring details. He explored themes of exploration, isolation, and the human condition in the vastness of space. Chandler's protagonists, particularly Grimes, are often depicted as pragmatic, resourceful, and somewhat rebellious figures navigating the complexities of interstellar bureaucracy and the challenges of frontier life. His works blend adventure, hard science fiction, and social commentary, often reflecting his fascination with alternative realities and parallel universes. Chandler's storytelling is marked by a sense of wonder and a deep respect for the exploratory spirit. Although not as widely recognized as some of his contemporaries, his contributions to the genre have earned him a dedicated following.