Ian Stewart Brady Scottish serial killer along with Myra Hindley dubbed the Moors Murders for killings in Greater Manchester between 1963 and 1965. Brady died on May 15, 2017. 

Handwritten note dated June 6, 2011. Signed, Ian.
Includes a notice from the hospital that the correspondence has been inspected and approved before mailing.  
Brady has signed and dated the back of the envelope, LSB 1/6/11.

Ian Brady Note and Envelope Set Both Signed