What has the author Herbert J Detweiler written?

It seems you might be mistaking the name. There's no widely recognized author named "Herbert J Detweiler." It's possible there's a typo, or you're thinking of someone else entirely.

To help me find the correct author, could you please provide more context?

* Do you remember any of the books or topics they write about?

* Can you recall any other details about the author, such as their profession or approximate time period?

With more information, I can help you find the author you're looking for.