The main author of the best Cthulhu stories is H.P. Lovecraft. His works are the cornerstone of the Cthulhu Mythos. However, there are also other authors who have contributed great Cthulhu - related stories, like August Derleth. He continued and expanded on Lovecraft's ideas in some of his works.
H.P. Lovecraft is the most well - known for creating the best Cthulhu stories. His unique vision of cosmic horror and the Cthulhu Mythos has influenced countless others. But there are others too. Brian Lumley has written some interesting Cthulhu - inspired stories. He adds his own twists to the Mythos while still maintaining that sense of Lovecraftian horror.
August Derleth also made significant contributions. He continued to develop the Mythos after Lovecraft's death. His works added new elements and stories that are considered important for those new to the Cthulhu Mythos.
Brian Lumley is another author who has written some great Cthulhu Mythos stories. His works often explore different aspects of the Mythos, bringing in new elements while still staying true to the overall feel of Lovecraft's original ideas.
One of the best is 'The Call of Cthulhu' by H.P. Lovecraft. It introduces the terrifying Cthulhu and the idea of a vast, uncaring and malevolent cosmic horror. Another great one is 'At the Mountains of Madness' which takes readers on a journey to Antarctica and reveals ancient and terrifying secrets. And 'The Shadow over Innsmouth' is also very good as it shows a town with a dark and otherworldly connection.
Some of the best Cthulhu Mythos stories include 'Pickman's Model'. It's a story that plays on the idea of art and the grotesque, as the main character discovers the disturbing paintings of Pickman. 'The Whisperer in Darkness' is also a great one. It has a lot of elements of paranoia and the discovery of hidden, alien entities. In addition, 'The Haunter of the Dark' is worth mentioning. It builds on the atmosphere of dread and the presence of an ancient, evil force in an abandoned church.
H.P. Lovecraft is the most well - known and influential author in Cthulhu Fiction. His works laid the foundation for the entire genre. Another important author is August Derleth, who helped to popularize Lovecraft's ideas and also contributed his own stories to the Cthulhu Mythos.
Perhaps they are written by a group of local authors who are trying to share their unique perspectives. It could also be that a single author has created these 23 stories, each with a different theme but still part of a cohesive collection. Without more details, it's hard to tell.
They are considered the best because of their unique ability to create a sense of cosmic horror. In 'The Call of Cthulhu', for example, the idea that there are ancient and powerful beings beyond our comprehension, just waiting to break through into our world, is terrifying. This concept of the insignificance of humanity in the face of such power is a key aspect of the best stories in this genre.
Another great one could be 'At the Mountains of Madness'. It takes the reader on an Antarctic adventure where the characters uncover ancient and dreadful secrets related to the Cthulhu Mythos. It's full of Lovecraft's signature atmosphere of dread and the idea that there are things in the universe that man was not meant to know. It also gives a lot of background about the Elder Things which are important in the Mythos.
Another great one is 'The Shadow over Innsmouth'. It tells the story of a man who visits a strange coastal town and discovers its dark secrets, including the fish - like Deep Ones. The atmosphere of decay and the gradual realization of the horror that lurks beneath the surface make it a standout. It also explores themes of human - non - human hybrids and the horror of the unknown.
I also recommend 'The Shadow over Innsmouth'. This story has a great atmosphere. It follows a man who visits Innsmouth and gradually uncovers the town's dark and fish - like secrets. The idea of a town with a hidden and disturbing past, and the presence of the Deep Ones, makes it a very engaging Cthulhu Mythos story.