Experts, however, are comparing Heuermann's alleged "double life act" that Ellerup was unaware of to other serial killers, ...

Paula Rader also made a reference to the similarity between her husband’s poor spelling and the misspellings in BTK’s letters, Dennis Rader said in the court document: “In fact, my wife said ...

BTK serial killer Dennis Rader strangled dogs ... Rader’s long fascination with bondage was shown to the court in a photo he apparently took of himself wearing pantyhose and a bra and hanging ...