Theosophy or Jesuitism - by H.P. Blavatsky (1888) video/audio on YouTube read out by scholar on YouTube recently is a good video because it explains Theosophy and outlines the magic practiced by Jesuits in the 16th century.
Madame Blavatsky is a transcontinental icon between America and United Kingdom. People like Krishtamurti cited her work, and they both have similar ties to the humanist movement Theosophy.
You can find out more about Humanism at regular talks at Conway Hall in London, Kennington and a collection of Spiritual churches dotted around Britian.
In the Chelsea Gallery on Kings Road (Sloane Square stop) you can find a rubber mannequin of Madame Blavatsky. She is best known for debunking seances and attended many entertaining evenings trying to figure out if cytoplasm foaming up was real or not.
In this video she points of what happened to Jesuit Catholic teachings after 1530's and highlights the world's suspicion about the practising of black magic in the church during these dark ages.