It's possible you're thinking of:
* Howard Haycraft (1896-1973), an American editor and writer known for his contributions to the mystery genre. He is best known for editing the anthology "The Great Short Stories of Detection, Mystery and Horror" and his biography of Sir Arthur Conan Doyle. However, he is not typically listed as an author in his own right.
* A different author with a similar name.
To help me find the correct information, could you please provide any additional details about the author you're searching for, such as:
* The genre of the books they wrote
* Any specific titles you remember
* The time period they were active
With more details, I can help you find the right author and their works.