It would be Deborah Layton's brother Larry
who would murder Ryan on the airstrip at Port Kaituma.
The pair's father, Dr Laurence Laird Layton, was a senior scientist in the US National security establishment, who for many years worked on their top-secret chemical and biological warfare programs.
Whilst not a member of the Peoples Temple
, Dr Layton
was an important early fundraiser for Jonestown.
George Phillip Blakey, his wife Deborah and her brother Larry
all had privileged backgrounds and were born into wealthy families.